[clang] Revert "Reapply "[Clang][Sema] Always use latest redeclaration of primary template" (#114569)" (PR #115156)

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:warning: C/C++ code formatter, clang-format found issues in your code. :warning:

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git-clang-format --diff bce08d822f8dc2993c831a05a33449ac495781ac 026f442bd600bd50921bdcfe550b5ff4c376066e --extensions cpp,h -- clang/include/clang/AST/DeclTemplate.h clang/lib/AST/ASTImporter.cpp clang/lib/AST/Decl.cpp clang/lib/AST/DeclCXX.cpp clang/lib/AST/DeclTemplate.cpp clang/lib/Sema/SemaDecl.cpp clang/lib/Sema/SemaInit.cpp clang/lib/Sema/SemaTemplateInstantiate.cpp clang/test/AST/ast-dump-decl.cpp clang/test/CXX/temp/temp.spec/temp.expl.spec/p7.cpp
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View the diff from clang-format here.
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diff --git a/clang/include/clang/AST/DeclTemplate.h b/clang/include/clang/AST/DeclTemplate.h
index a572e3380f..3361ad1a04 100644
--- a/clang/include/clang/AST/DeclTemplate.h
+++ b/clang/include/clang/AST/DeclTemplate.h
@@ -1970,7 +1970,7 @@ public:
             SpecializedTemplate.dyn_cast<SpecializedPartialSpecialization *>())
       return PartialSpec->PartialSpecialization;
 
-    return SpecializedTemplate.get<ClassTemplateDecl*>();
+    return SpecializedTemplate.get<ClassTemplateDecl *>();
   }
 
   /// Retrieve the set of template arguments that should be used
diff --git a/clang/lib/AST/DeclTemplate.cpp b/clang/lib/AST/DeclTemplate.cpp
index 755ec72f00..7deaa3bdce 100644
--- a/clang/lib/AST/DeclTemplate.cpp
+++ b/clang/lib/AST/DeclTemplate.cpp
@@ -993,7 +993,7 @@ ClassTemplateSpecializationDecl::getSpecializedTemplate() const {
   if (const auto *PartialSpec =
           SpecializedTemplate.dyn_cast<SpecializedPartialSpecialization*>())
     return PartialSpec->PartialSpecialization->getSpecializedTemplate();
-  return SpecializedTemplate.get<ClassTemplateDecl*>();
+  return SpecializedTemplate.get<ClassTemplateDecl *>();
 }
 
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https://github.com/llvm/llvm-project/pull/115156