[clang] Revert "[clang][Sema] Deprecate `global`/`unknown` in `lifetime_capture_by`" (PR #208691)

[Hans Wennborg via cfe-commits]

https://github.com/zmodem auto_merge_enabled 
https://github.com/llvm/llvm-project/pull/208691
_______________________________________________
cfe-commits mailing list
cfe-commits@lists.llvm.org
https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits