fix formatting

common/src/main/java/io/druid/metadata/MetadataStorageConnector.java

@@ -46,5 +46,4 @@ public interface MetadataStorageConnector
   public void createConfigTable();
 
   public void createTaskTables();
-
+}
-}

common/src/main/java/io/druid/metadata/MetadataStorageConnectorConfig.java

@@ -68,7 +68,8 @@ public class MetadataStorageConnectorConfig
     return useValidationQuery;
   }
 
-  public String getValidationQuery() {
+  public String getValidationQuery()
+  {
     return validationQuery;
   }
 
@@ -84,4 +85,4 @@ public class MetadataStorageConnectorConfig
            ", validationQuery='" + validationQuery + '\'' +
            '}';
   }
-}
+}

common/src/main/java/io/druid/metadata/MetadataStorageTablesConfig.java

@@ -120,4 +120,4 @@ public class MetadataStorageTablesConfig
   {
     return taskLockTable;
   }
-}
+}