[clang-tools-extra] [clang-tidy] modernize-avoid-bind only return for non-void function (PR #69207)

[Piotr Zegar via cfe-commits]

PiotrZSL wrote:

> Any particular reason for the `+-`? Maybe it can be resolved?

I'm just not too familiar with this check.
But current change looks fine, and could be merged.

https://github.com/llvm/llvm-project/pull/69207