[clang-tools-extra] [clang-tidy] Fix readability-simplify-boolean-expr for init statements (PR #172220)

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zeyi2 wrote:

I think it may be unnecessary to modify the existing testcases here. If you want to add more tests, you can simply append them to the end of the file. Modifying the existing tests will make the diff big and a bit harder to review :)

https://github.com/llvm/llvm-project/pull/172220