Revert r240270 ("Fixed/added namespace ending comments using clang-tidy").

llvm-svn: 240353
diff --git a/clang/lib/Driver/Tools.cpp b/clang/lib/Driver/Tools.cpp
index 2ba969d..2367914 100644
--- a/clang/lib/Driver/Tools.cpp
+++ b/clang/lib/Driver/Tools.cpp
@@ -2322,7 +2322,7 @@
   /// on this runtime library name.
   OMPRT_IOMP5
 };
-} // namespace
+}
 
 /// Compute the desired OpenMP runtime from the flag provided.
 static OpenMPRuntimeKind getOpenMPRuntime(const ToolChain &TC,