[clang-tools-extra] [clang-tidy] Migrate explicit-constructor check from google to misc and add relative aliases (PR #194807)

[via cfe-commits]

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+.. title:: clang-tidy - misc-explicit-constructor
+
+misc-explicit-constructor
+===========================
+
+
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EugeneZelenko wrote:

```suggestion
```

https://github.com/llvm/llvm-project/pull/194807