[clang] [clang-format] Break trailing comment alignment at non-trailing comments (PR #208324)

[via cfe-commits]

owenca wrote:

Please address my previous comment https://github.com/llvm/llvm-project/pull/208324#pullrequestreview-4701159593:
> Like I said, this is an `OverEmptyLines` bug exposed by #206393. Please update the PR description accordingly.

Please also update the PR title.

https://github.com/llvm/llvm-project/pull/208324