[clang] [Clang] Fix a concept cache bug on DependentNameType (PR #184771)

[Shafik Yaghmour via cfe-commits]

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@@ -386,6 +386,11 @@ class HashParameterMapping : public RecursiveASTVisitor<HashParameterMapping> {
     return TraverseType(TL.getType().getCanonicalType(), TraverseQualifier);
   }
 
+  bool TraverseDependentNameType(const DependentNameType *T,
+                                 bool /*TraverseQualifier*/) {
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shafik wrote:

```suggestion
                                 bool /*TraverseQualifier=*/) {
```
nit

https://github.com/llvm/llvm-project/pull/184771