Merge pull request #53902 from vedanshbhartia/coverity_except_main

rgw: Add coverity annotations for uncaught exceptions in standalone binaries

reviewed-by: yuvalif

diff --cc src/rgw/rgw_admin.cc
Simple merge

diff --cc src/rgw/rgw_main.cc
Simple merge

diff --cc src/rgw/rgw_polparser.cc
Simple merge