Delete redundant enabling of cops
Delete redundant enabling of cops

(These are almost all cops that had to be explicitly enabled when they were pending,
but are now enabled by default.)

MushroomObserver/mushroom-observer,MushroomObserver/mushroom-observer,MushroomObserver/mushroom-observer,MushroomObserver/mushroom-observer,MushroomObserver/mushroom-observer,MushroomObserver/mushroom-observer,MushroomObserver/mushroom-observer