Mention that ktfmt can be run using Spotless
Mention that ktfmt can be run using Spotless

Reviewed By: strulovich

Differential Revision: D21803347

fbshipit-source-id: 291c019abcc406a20d28966bee2a8cb1a29419b1

facebookincubator/ktfmt,facebookincubator/ktfmt,facebookincubator/ktfmt,facebookincubator/ktfmt,facebookincubator/ktfmt