[clang] [Clang][ASTMatcher] Add a matcher for the name of a DependentScopeDeclRefExpr (PR #121656)

[Amr Hesham via cfe-commits]

AmrDeveloper wrote:

@HighCommander4 

We can also create a new matcher for `dependentNameType` so we can use it like `dependentNameType(hasDependentType(builtinType()))`, which is similar to Complex and Array types.

If confirmed I can work on it too :D

Thank you

https://github.com/llvm/llvm-project/pull/121656