chore(deps): update azure/webapps-deploy action to v3

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
azure/webapps-deploy	action	major	v2 -> v3

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Release Notes

azure/webapps-deploy (azure/webapps-deploy)

### [`v3`](https://togithub.com/azure/webapps-deploy/compare/v2...v3) [Compare Source](https://togithub.com/azure/webapps-deploy/compare/v2...v3)

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Configuration

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♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

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• [ ] If you want to rebase/retry this PR, check this box

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