build: replace kapt with ksp

[wzieba]

This PR migrates from using kapt to ksp, for running annotation processors of 3rd party libraries.

It targets a feature branch.

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To Test:

Please run and smoke test the app.

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Regression Notes

1. Potential unintended areas of impact

   • The whole app

2. What I did to test those areas of impact (or what existing automated tests I relied on)

   • I smoke tested the app, we rely on automated tests on CI

3. What automated tests I added (or what prevented me from doing so)

   • None

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PR Submission Checklist:

• I have completed the Regression Notes.
• I have considered adding accessibility improvements for my changes.
• I have considered if this change warrants user-facing release notes and have added them to RELEASE-NOTES.txt if necessary.

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Testing Checklist:

• WordPress.com sites and self-hosted Jetpack sites.
• Portrait and landscape orientations.
• Light and dark modes.
• Fonts: Larger, smaller and bold text.
• High contrast.
• Talkback.
• Languages with large words or with letters/accents not frequently used in English.
• Right-to-left languages. (Even if translation isn’t complete, formatting should still respect the right-to-left layout)
• Large and small screen sizes. (Tablet and smaller phones)
• Multi-tasking: Split screen and Pop-up view. (Android 10 or higher)

[wpmobilebot]

📲 You can test the changes from this Pull Request in WordPress by scanning the QR code below to install the corresponding build.

	App Name	WordPress
	Flavor	Jalapeno
	Build Type	Debug
	Version	pr20225-95da243
	Commit	95da243
	Direct Download	wordpress-prototype-build-pr20225-95da243.apk

Note: Google Login is not supported on these builds.

[wpmobilebot]

📲 You can test the changes from this Pull Request in Jetpack by scanning the QR code below to install the corresponding build.

	App Name	Jetpack
	Flavor	Jalapeno
	Build Type	Debug
	Version	pr20225-95da243
	Commit	95da243
	Direct Download	jetpack-prototype-build-pr20225-95da243.apk

Note: Google Login is not supported on these builds.

[wzieba]

@jarvislin and @aditi-bhatia are unavailable presently AFAIK, hence the next requests for selecting a reviewer.

[justtwago]

🙇 Sorry for the delay.
Smoke tested the app and it works as usual with no major defects.
Thank you!

[wzieba]

No worries, thank you!