Improvements

Rook v1.16.1 is a patch release limited in scope and focusing on feature additions and bug fixes to the Ceph operator.

• csi: csi-snapshotter flag typo; upgrade csi-snapshotter (#15196, @buroa)
• csi: Update groupsnapshot container arg (#15037, @Madhu-1)
• object: Add opsLogSidecar to gateway subsection from zone (#15199, @ideepika)
• mgr: Fix label selector when updating mgr active label (#15209, @degorenko)