Backport some OWNERS files

Backport group OWNERS files to help with ensuring ownership coverage.
Some directories have seen all of their owners depart over the years.

This sets group ownership that we'll use in later OWNERS file updates.

Bug: 227689634
Test: repo upload
Merged-In: I840068aa1ba5ea3b19b855347d45221875b773e9
Merged-In: I36049c20a2888cbb7e7f85e82d068976fc68d4d8
Change-Id: Id2fb37e376fb875735b1e28c16ab21a83315d2a8