Updated the line on which to break for the formatters test

Moving over to source-regex might be a good idea, but it’s not what we really want to test. Ideally, we would set a regex breakpoint to find the right line, then delete it and set one by file and line with the right line info from before.

git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@179246 91177308-0d34-0410-b5e6-96231b3b80d8