chore: include DS_Store at the gitignore

Signed-off-by: Otavio Santana <otaviopolianasantana@gmail.com>

.gitignore

@@ -19,7 +19,7 @@ test-output/
 -project
 /.resourceCache
 /.project
-
+**/.DS_Store
 # Annotation processor metadata
 .apt_generated/
 .apt_generated_tests/