[clang] [clang] Allow extra semicolons inside classes also in C++ pedantic mode. (PR #172209)

[Yanzuo Liu via cfe-commits]

zwuis wrote:

Please add tests to "clang/test/CXX/drs/", then run "clang/www/make_cxx_dr_status" to update "clang/www/cxx_dr_status.html".

https://github.com/llvm/llvm-project/pull/172209