[clang] [alpha.webkit.UncountedCallArgsChecker] Treat CFEqual as a safe function (PR #146369)

[Ryosuke Niwa via cfe-commits]

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@@ -0,0 +1,11 @@
+// RUN: %clang_analyze_cc1 -analyzer-checker=alpha.webkit.UncountedCallArgsChecker -verify %s
+
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rniwa wrote:

You wanna add:
```
// expected-no-diagnostics
```

https://github.com/llvm/llvm-project/pull/146369