Fix some clang-tidy namespace closing comments warnings. NFC.
diff --git a/llvm/lib/IR/SafepointIRVerifier.cpp b/llvm/lib/IR/SafepointIRVerifier.cpp
index 01c0132..6bf7caa 100644
--- a/llvm/lib/IR/SafepointIRVerifier.cpp
+++ b/llvm/lib/IR/SafepointIRVerifier.cpp
@@ -208,7 +208,7 @@
   Verify(F, DT, CD);
   return PreservedAnalyses::all();
 }
-}
+} // namespace llvm
 
 namespace {