[clang] [polly] [clang-format] Add AllowShortType and ExceptShortType options for AlwaysBreakAfterReturnType. (PR #78011)

[Owen Pan via llvm-commits]

https://github.com/owenca commented:

There is no need to update the release notes for new option values.

https://github.com/llvm/llvm-project/pull/78011