Remove comma at the end of enum. Still my favourite C++11 feature.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@175372 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/IR/Attributes.h

@@ -101,7 +101,7 @@ public:
     UWTable,               ///< Function must be in a unwind table
     ZExt,                  ///< Zero extended before/after call
 
-    EndAttrKinds,          ///< Sentinal value useful for loops
+    EndAttrKinds           ///< Sentinal value useful for loops
   };
 private:
   AttributeImpl *pImpl;