Tidy up unusued param on build rule. No logical changes

Author: shs96c

java/client/src/org/openqa/selenium/remote/BUCK

@@ -118,6 +118,4 @@ java_library(name = 'remote-lib',
     '//third_party/java/guava:guava',
     '//third_party/java/gson:gson',
   ],
-  visibility = [
-  ],
 )