[clang] [Clang][AST] Store injected template arguments in TemplateParameterList (PR #113579)

[Erich Keane via cfe-commits]

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@@ -2136,9 +2131,10 @@ class ClassTemplatePartialSpecializationDecl
     return TemplateParams;
   }
 
-  /// Retrieve the template arguments list of the template parameter list
-  /// of this template.
-  ArrayRef<TemplateArgument> getInjectedTemplateArgs();
+  /// Get the template argument lisr of the template parameter list.
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erichkeane wrote:

```suggestion
  /// Get the template argument list of the template parameter list.
```

https://github.com/llvm/llvm-project/pull/113579