Add GA event tracking in Audience Selection Panel

[nfmohit]

Summary

Addresses issue:

• 9497

Relevant technical choices

This PR adds GA tracking (opt-in) in the Audience Selection Panel.

PR Author Checklist

• [x] My code is tested and passes existing unit tests.
• [x] My code has an appropriate set of unit tests which all pass.
• [x] My code is backward-compatible with WordPress 5.2 and PHP 7.4.
• [x] My code follows the WordPress coding standards.
• [x] My code has proper inline documentation.
• [x] I have added a QA Brief on the issue linked above.
• [x] I have signed the Contributor License Agreement (see https://cla.developers.google.com/).

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Do not alter or remove anything below. The following sections will be managed by moderators only.

Code Reviewer Checklist

• [x] Run the code.
• [x] Ensure the acceptance criteria are satisfied.
• [x] Reassess the implementation with the IB.
• [x] Ensure no unrelated changes are included.
• [ ] Ensure CI checks pass.
• [ ] Check Storybook where applicable.
• [x] Ensure there is a QA Brief.
• [x] Ensure there are no unexpected significant changes to file sizes.

Merge Reviewer Checklist

• [x] Ensure the PR has the correct target branch.
• [x] Double-check that the PR is okay to be merged.
• [x] Ensure the corresponding issue has a ZenHub release assigned.
• [x] Add a changelog message to the issue.

[github-actions[bot]]

Build files for a296395117840786f6d2b6646bfb1099e06b03f8 have been deleted.

[github-actions[bot]]

Size Change: +2.77 kB (+0.15%)

Total Size: 1.84 MB

Filename	Size	Change
./dist/assets/js/googlesitekit-activation-********************.js	24 kB	-1 B (0%)
./dist/assets/js/googlesitekit-ad-blocking-recovery-********************.js	54.9 kB	-1 B (0%)
./dist/assets/js/googlesitekit-adminbar-********************.js	34.6 kB	+1 B (0%)
./dist/assets/js/googlesitekit-api-********************.js	10.1 kB	+2 B (+0.02%)
./dist/assets/js/googlesitekit-datastore-forms-********************.js	8.96 kB	+2 B (+0.02%)
./dist/assets/js/googlesitekit-datastore-site-********************.js	20.5 kB	-2 B (-0.01%)
./dist/assets/js/googlesitekit-datastore-ui-********************.js	10.1 kB	+2 B (+0.02%)
./dist/assets/js/googlesitekit-datastore-user-********************.js	27.2 kB	+2 B (+0.01%)
./dist/assets/js/googlesitekit-entity-dashboard-********************.js	81.5 kB	-20 B (-0.02%)
./dist/assets/js/googlesitekit-main-dashboard-********************.js	158 kB	+676 B (+0.43%)
./dist/assets/js/googlesitekit-modules-ads-********************.js	33.4 kB	-2 B (-0.01%)
./dist/assets/js/googlesitekit-modules-adsense-********************.js	112 kB	-3 B (0%)
./dist/assets/js/googlesitekit-modules-analytics-4-********************.js	180 kB	+755 B (+0.42%)
./dist/assets/js/googlesitekit-modules-reader-revenue-manager-********************.js	40.6 kB	-1 B (0%)
./dist/assets/js/googlesitekit-modules-search-console-********************.js	59.8 kB	+10 B (+0.02%)
./dist/assets/js/googlesitekit-modules-sign-in-with-google-********************.js	19 kB	-2 B (-0.01%)
./dist/assets/js/googlesitekit-modules-tagmanager-********************.js	32.1 kB	-4 B (-0.01%)
./dist/assets/js/googlesitekit-notifications-********************.js	22.7 kB	+4 B (+0.02%)
./dist/assets/js/googlesitekit-settings-********************.js	120 kB	+650 B (+0.54%)
./dist/assets/js/googlesitekit-splash-********************.js	68.8 kB	-3 B (0%)
./dist/assets/js/googlesitekit-widgets-********************.js	92 kB	+698 B (+0.76%)
./dist/assets/js/googlesitekit-wp-dashboard-********************.js	62.6 kB	+2 B (0%)

ℹ️ View Unchanged

| Filename | Size | | :--- | :---: | | `./dist/assets/css/googlesitekit-admin-css-********************.min.css` | 59.5 kB | | `./dist/assets/css/googlesitekit-adminbar-css-********************.min.css` | 11.8 kB | | `./dist/assets/css/googlesitekit-authorize-application-css-********************.min.css` | 846 B | | `./dist/assets/css/googlesitekit-wp-dashboard-css-********************.min.css` | 8.2 kB | | `./dist/assets/js/32-********************.js` | 2.76 kB | | `./dist/assets/js/33-********************.js` | 2.25 kB | | `./dist/assets/js/34-********************.js` | 3.64 kB | | `./dist/assets/js/35-********************.js` | 935 B | | `./dist/assets/js/36-********************.js` | 893 B | | `./dist/assets/js/37-********************.js` | 1.61 kB | | `./dist/assets/js/38-********************.js` | 1.57 kB | | `./dist/assets/js/39-********************.js` | 1.61 kB | | `./dist/assets/js/40-********************.js` | 1.59 kB | | `./dist/assets/js/41-********************.js` | 1.64 kB | | `./dist/assets/js/42-********************.js` | 3.11 kB | | `./dist/assets/js/analytics-advanced-tracking-********************.js` | 901 B | | `./dist/assets/js/googlesitekit-components-gm2-********************.js` | 6.09 kB | | `./dist/assets/js/googlesitekit-components-gm3-********************.js` | 10.1 kB | | `./dist/assets/js/googlesitekit-consent-mode-********************.js` | 25.6 kB | | `./dist/assets/js/googlesitekit-data-********************.js` | 2.37 kB | | `./dist/assets/js/googlesitekit-datastore-location-********************.js` | 2.08 kB | | `./dist/assets/js/googlesitekit-events-provider-contact-form-7-********************.js` | 646 B | | `./dist/assets/js/googlesitekit-events-provider-easy-digital-downloads-********************.js` | 624 B | | `./dist/assets/js/googlesitekit-events-provider-mailchimp-********************.js` | 630 B | | `./dist/assets/js/googlesitekit-events-provider-ninja-forms-********************.js` | 712 B | | `./dist/assets/js/googlesitekit-events-provider-optin-monster-********************.js` | 675 B | | `./dist/assets/js/googlesitekit-events-provider-popup-maker-********************.js` | 634 B | | `./dist/assets/js/googlesitekit-events-provider-woocommerce-********************.js` | 657 B | | `./dist/assets/js/googlesitekit-events-provider-wpforms-********************.js` | 633 B | | `./dist/assets/js/googlesitekit-i18n-********************.js` | 3.93 kB | | `./dist/assets/js/googlesitekit-modules-********************.js` | 22.2 kB | | `./dist/assets/js/googlesitekit-modules-pagespeed-insights-********************.js` | 22.7 kB | | `./dist/assets/js/googlesitekit-polyfills-********************.js` | 377 B | | `./dist/assets/js/googlesitekit-user-input-********************.js` | 43.6 kB | | `./dist/assets/js/googlesitekit-vendor-********************.js` | 322 kB | | `./dist/assets/js/runtime-********************.js` | 1.4 kB |

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