[clang] [clang-format] Support of TableGen value annotations. (PR #80299)

[Hirofumi Nakamura via cfe-commits]

hnakamura5 wrote:

Thank you very much!
Currently I think this will be the largest part. I try to make so. Thank you again for this, and of course for the other parts.

https://github.com/llvm/llvm-project/pull/80299