[clang-tools-extra] [clang-tidy] Fix false positives in `bugprone-signed-char-misuse` (PR #149790)

[Piotr Zegar via cfe-commits]

=?utf-8?q?Bj=C3=B6rn?= Svensson <bjorn.a.svensson at est.tech>,
=?utf-8?q?Bj=C3=B6rn?= Svensson <bjorn.a.svensson at est.tech>,
=?utf-8?q?Bj=C3=B6rn?= Svensson <bjorn.a.svensson at est.tech>
Message-ID:
In-Reply-To: <llvm.org/llvm/llvm-project/pull/149790 at github.com>


https://github.com/PiotrZSL approved this pull request.

LGTM, rebase and could be merged

https://github.com/llvm/llvm-project/pull/149790