Revert "Merge pull request #15774 from wanderview/opus-json"

This reverts commit 6f968274d05ba8cf30b8b9c45b50b3f2ca220af7, reversing
changes made to 09ae464cb04f056aaf8272636a9d4f51f5f9a395.

Conflicts:
	apps/communications/ftu/test/unit/resources/customization.json