Remove data app permission code (#26016)

* Revert "Use "apps" collection namespace for app collections (#25963)"

This reverts commit a1894202.

* Revert "Implement EE/Pro app permissions (#25764)"

This reverts commit cf9b1bf5.

* Revert "Implement global app permissions for the "All Users" group (#25679)"

This reverts commit 63e950f2.

* Revert "Require data permissions for executing actions (#25784)"

This reverts commit 732bf6b1.

* Revert "Prevent modifying app permissions via the collection endpoint (#25684)"

This reverts commit 5d3f8279.

* Revert "Implement DB specific execution permissions (#25629)"

This reverts commit 141a13ce.

* Revert "Introduce /execution/ permission (#25529)"

This reverts commit 57cbb921.

* Keep the app permission revision table