[clang-tools-extra] [clang-tidy][cppcoreguidelines-missing-std-forward] Fix false positive for constrained template parameters (PR #182038)

[Aditya Singh via cfe-commits]

================
@@ -46,6 +46,14 @@ AST_MATCHER(ParmVarDecl, isTemplateTypeParameter) {
 
   const QualType ParamType =
       Node.getType().getNonPackExpansionType()->getPointeeType();
+
+  // Explicit object parameters with a type constraint are not forwarding
----------------
Aditya26189 wrote:

Updated the comment. Also added a Limitation in the Documentation and updated the PR description

https://github.com/llvm/llvm-project/pull/182038