Adopt Xcode Folders - Githubissues

Fixes #

To test:

Regression Notes

Potential unintended areas of impact
What I did to test those areas of impact (or what existing automated tests I relied on)
What automated tests I added (or what prevented me from doing so)

PR submission checklist:

[ ] I have completed the Regression Notes.
[ ] I have considered adding unit tests for my changes.
[ ] 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.

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.
[ ] VoiceOver.
[ ] 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)
[ ] iPhone and iPad.
[ ] Multi-tasking: Split view and Slide over. (iPad)

	3 Warnings
:warning:	Translation files `*.lproj/Localizable.strings` should only be updated on a release branch.
:warning:	View files have been modified, but no screenshot or video is included in the pull request. Consider adding some for clarity.
:warning:	This PR is larger than 500 lines of changes. Please consider splitting it into smaller PRs for easier and faster reviews.