[kotlin][buck] don't filter out Kotlin sources
[kotlin][buck] don't filter out Kotlin sources

Summary: When filtering the list of sources of a target returned by buck, don't remove Kotlin files if Kotlin capture is enabled.

Reviewed By: ezgicicek

Differential Revision: D31052590

fbshipit-source-id: edcbe6641

jvillard/infer,facebook/infer,jvillard/infer,facebook/infer,facebook/infer,jvillard/infer,facebook/infer,facebook/infer,jvillard/infer,jvillard/infer,facebook/infer,jvillard/infer,jvillard/infer,facebook/infer