Fix regular expression to work with multiple-digit version numbers


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@194719 91177308-0d34-0410-b5e6-96231b3b80d8
Typos.  (Test commit.)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@194720 91177308-0d34-0410-b5e6-96231b3b80d8