Merge PR #67923 into tentacle

* refs/pull/67923/head:
	rgw/test [tentacle]: add missing ceph and call_ceph shell functions
	RGW/test_multi/RGWBucketFullSyncCR: test bucket full sync while source bucket is deleted in the middle
	RGW/multisite/RGWListRemoteBucketCR: clear reused bucket_list_result to avoid stale listings
	RGW/multisite: bucket_list_result object provides a method to reset its entries
	RGW/multisite: add some more debug logs to sync codepath
	RGW/test_multi: remove unused import
	RGW/test_multi: allow Cluster object to run ceph admin commands
	RGW: add delay injection options for integration testing
	RGW: make SSTR macro safe against variable name collisions

Reviewed-by: Patrick Donnelly <pdonnell@ibm.com>