Media: Implement admin UI changes in the "Edit Image" screen and modal.

This changeset fixes some missing implementations of the new Admin UI in buttons and help links located on the "Edit Image" screen and within the related modal.

Props huzaifaalmesbah, hmbashar, audrasjb, mukesh27, wildworks, noruzzaman, shailu25, manhar, amin7, amesplant.
Fixes #64759.
See #64308.



git-svn-id: https://develop.svn.wordpress.org/trunk@62098 602fd350-edb4-49c9-b593-d223f7449a82