Build/Test Tools: Revert svn:ignore property changes from [60666].

The svn:ignore property reorganization introduced in [60666] needs to be reverted to restore the  previous ignore pattern structure.

Brought the changes that were in: https://core.trac.wordpress.org/browser/trunk?rev=60665

Reviewed  by desrosj, jorbin.



git-svn-id: https://develop.svn.wordpress.org/trunk@60675 602fd350-edb4-49c9-b593-d223f7449a82

Author: whyisjake