[clang-tools-extra] Add check 'modernize-use-enum-class' (PR #138282)

[Baranov Victor via cfe-commits]

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@@ -211,6 +211,7 @@ Clang-Tidy Checks
    :doc:`cppcoreguidelines-rvalue-reference-param-not-moved <cppcoreguidelines/rvalue-reference-param-not-moved>`,
    :doc:`cppcoreguidelines-slicing <cppcoreguidelines/slicing>`,
    :doc:`cppcoreguidelines-special-member-functions <cppcoreguidelines/special-member-functions>`,
+   :doc:`cppcoreguidelines-use-enum-class <cppcoreguidelines/use-enum-class>`, "Yes"
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vbvictor wrote:

```suggestion
   :doc:`cppcoreguidelines-use-enum-class <cppcoreguidelines/use-enum-class>`,
```

https://github.com/llvm/llvm-project/pull/138282