Check files/ subdirectories. Fixes https://github.com/Foodcritic/foodcritic/issues/818
Check files/ subdirectories. Fixes https://github.com/Foodcritic/foodcritic/issues/818

Signed-off-by: Matt Ray <64b2b6d12bfe4baae7dad3d018f8cbf6b0e7a044@mattray.dev>

acrmp/foodcritic,Foodcritic/foodcritic