[clang] [Sema] Default arguments for template parameters affect ContainsUnexpandedPacks (PR #99880)

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git-clang-format --diff 363e036ac002d5af4bb82e303052b806a98086a1 34a18e0c78c2915df201aea368f6c2763f885fbe --extensions cpp -- clang/lib/AST/DeclTemplate.cpp
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View the diff from clang-format here.
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diff --git a/clang/lib/AST/DeclTemplate.cpp b/clang/lib/AST/DeclTemplate.cpp
index 5d207cfbec..c1a4181d9b 100644
--- a/clang/lib/AST/DeclTemplate.cpp
+++ b/clang/lib/AST/DeclTemplate.cpp
@@ -44,14 +44,13 @@ using namespace clang;
 // TemplateParameterList Implementation
 //===----------------------------------------------------------------------===//
 
-
 namespace {
-template<class TemplateParam>
-bool DefaultArgumentContainsUnexpandedPack(const TemplateParam& P) {
+template <class TemplateParam>
+bool DefaultArgumentContainsUnexpandedPack(const TemplateParam &P) {
   return P.hasDefaultArgument() &&
          P.getDefaultArgument().getArgument().containsUnexpandedParameterPack();
 }
-}
+} // namespace
 
 TemplateParameterList::TemplateParameterList(const ASTContext& C,
                                              SourceLocation TemplateLoc,

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https://github.com/llvm/llvm-project/pull/99880