Regularize header file comments


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9071 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/FileParser.y b/utils/TableGen/FileParser.y
index 728fcf2..2b434bf 100644
--- a/utils/TableGen/FileParser.y
+++ b/utils/TableGen/FileParser.y
@@ -2,7 +2,7 @@
 //
 //  This file implements the bison parser for Table Generator files...
 //
-//===------------------------------------------------------------------------=//
+//===----------------------------------------------------------------------===//
 
 %{
 #include "Record.h"