Remove lint impl module.

Change-Id: I8c114d25dd8b83a4f34dee6472ccde9faba2ad38

Author: Jaehwa-Noh

lint/impl/.gitignore

@@ -78,7 +78,6 @@ include(":feature:search:api")
 include(":feature:search:impl")
 include(":feature:settings:impl")
 include(":lint")
-include(":lint:impl")
 include(":sync:work")
 include(":sync:sync-test")
 include(":ui-test-hilt-manifest")