[clang] [clang-format] add option to bin-pack keyworded parameters (PR #131605)

[Björn Schäpers via cfe-commits]

https://github.com/HazardyKnusperkeks requested changes to this pull request.

You need to add a parsing test for your option and annotation tests for the annotation.

https://github.com/llvm/llvm-project/pull/131605