update: add missing newline at end of Bucketer.java file

Author: FarhanAnjum-opti

core-api/src/main/java/com/optimizely/ab/bucketing/Bucketer.java

@@ -192,4 +192,4 @@ int generateBucketValue(int hashCode) {
         return (int) Math.floor(MAX_TRAFFIC_VALUE * ratio);
     }
 
-}
+}