Fix generated Idea project for Bazel
Fix generated Idea project for Bazel

Summary: Mark test sources as test resources.

Reviewed By: mykola-semko

fbshipit-source-id: 67bc68086762d89b8d59f929dbe23dd41e8ee48d

JoelMarcey/buck,JoelMarcey/buck,JoelMarcey/buck,JoelMarcey/buck,JoelMarcey/buck,JoelMarcey/buck,JoelMarcey/buck,JoelMarcey/buck,JoelMarcey/buck,JoelMarcey/buck,JoelMarcey/buck,JoelMarcey/buck,JoelMarcey/buck