Merge PR #69651 into umbrella

* refs/pull/69651/head:
	test/rgw: init CephContext in unittest_rgw_cors
	rgw: include str_list.h for ceph::for_each_substr in CORS header
	rgw: address CORS rule-matching review feedback
	fix: some issue based on CORS spec 6.2.4
	reject null or empty method in matches_method
	rgw: match CORS rules like Amazon S3

Reviewed-by: Adam C. Emerson <aemerson@redhat.com>

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

diff --cc src/test/rgw/CMakeLists.txt
Simple merge