Revert "Allowed running GIS form tests that don't require spatial database"

This reverts commit 07fe0bf3f4a49a734f83f5ea30130449dacf9660.
This was not working properly on system without geos library
installed.
Fixed #21539 -- Added example of modelformset_factory's form argument
Added internal link to i18n documentation.
Fix docs typo
Fixed #21621 -- Removed kqueue autoreloader.
Fixed #21323 -- Improved readability of serialized Operation.