feat(ios): add bundled resources for privacy manifest

[erisu]

Platforms affected

ios

Motivation and Context

Support Apple's Privacy Manifest requirements

closes https://github.com/apache/cordova-plugin-file/issues/620

Description

• Created a resource bundle
• Added PrivacyInfo.xcprivacy to the resource bundle
• Load bundle into iOS project with resource-file in plugin.xml

The bundle is prefixed with Cordova's internal CDV namespace.

Note for third-party plugins: When creating a bundle or even class names, it is recommended to establish your own namespace and utilize a unique identifier to prevent conflicts with other plugins.

Testing

• platform add
• plugin add
• archive project
• generated privacy report

Checklist

• [x] I've run the tests to see all new and existing tests pass
• [ ] I added automated test coverage as appropriate for this change
• [x] Commit is prefixed with (platform) if this change only applies to one platform (e.g. (android))
• [x] If this Pull Request resolves an issue, I linked to the issue in the text above (and used the correct keyword to close issues using keywords)
• [ ] I've updated the documentation if necessary