[clang-tools-extra] [clang-tidy][NFC] Don't qualify names unless strictly necessary (PR #185169)

[Baranov Victor via cfe-commits]

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@@ -56,8 +56,7 @@ class SpecialMemberFunctionsCheck : public ClangTidyCheck {
   using ClassDefId = std::pair<SourceLocation, std::string>;
 
   using ClassDefiningSpecialMembersMap =
-      llvm::DenseMap<ClassDefId,
-                     llvm::SmallVector<SpecialMemberFunctionData, 5>>;
+      llvm::DenseMap<ClassDefId, SmallVector<SpecialMemberFunctionData, 5>>;
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vbvictor wrote:

I think we should add DenseMap as "widely known" container at some point. Using llvm:: for it seems inconsistent

https://github.com/llvm/llvm-project/pull/185169