[clang-tools-extra] [clang-tidy] Extend `modernize-type-traits` to fold remove_cv_t<remove_reference_t<...>> into remove_cv_ref_t (PR #204789)

[via cfe-commits]

github-actions[bot] wrote:

<!--LLVM CODE LINT COMMENT: clang-tidy-->


:warning: C/C++ code linter, clang-tidy found issues in your code. :warning:

<details>
<summary>
You can test this locally with the following command:
</summary>

```bash

git diff -U0 origin/main...HEAD -- clang-tools-extra/clang-tidy/modernize/TypeTraitsCheck.cpp |
python3 clang-tools-extra/clang-tidy/tool/clang-tidy-diff.py   -path build -p1 -quiet
```

</details>

<details>
<summary>
View the output from clang-tidy here.
</summary>

```
clang-tools-extra/clang-tidy/modernize/TypeTraitsCheck.cpp:329:5: warning: use auto when initializing with a template cast to avoid duplicating the type name [modernize-use-auto]
  329 |     TemplateSpecializationTypeLoc OuterTL =
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      |     auto
clang-tools-extra/clang-tidy/modernize/TypeTraitsCheck.cpp:329:5: warning: variable 'OuterTL' of type 'TemplateSpecializationTypeLoc' can be declared 'const' [misc-const-correctness]
  329 |     TemplateSpecializationTypeLoc OuterTL =
      |     ^
      |                                   const
```

</details>


https://github.com/llvm/llvm-project/pull/204789