Revert "Allow Drug Safety Updates to be viewed"

This reverts commit 5bec2e761aa7d82bfb154e5bb173048bae6266d8.
Revert "Alphabetise the formats"

This reverts commit 81444c2acc2da042d4edf94696765c6366092bc5.
Revert "specialist-doc artefact formats can be removed"

This reverts commit d610aa51dc7b9a431718f77bafb363d65ca7dc04.