Make some arrays 'static const'

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@186307 91177308-0d34-0410-b5e6-96231b3b80d8
Add 'static' keyword to some const arrays for consistency.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@186308 91177308-0d34-0410-b5e6-96231b3b80d8