[clang-tools-extra] [clang-tidy] Add user-defined functions to `bugprone-unsafe-functions` check (PR #106350)

[via cfe-commits]

================
@@ -86,6 +127,21 @@ Options
    this option enables.
    Default is `true`.
 
+.. _option-ReportDefaultFunctions:
+
----------------
whisperity wrote:

```suggestion
```

https://github.com/llvm/llvm-project/pull/106350