Revert "Add mcts tag to MainlineCTS documentsui test modules."

This reverts commit 18b4e8502341e056f0e3f6d7b26ab1736e192b51.

Reason for revert: the bp file is outdated on udc-mainline-prod

Change-Id: I31c4ef2144f8436ba61d471b04b455af485f8313
1 file changed