Update code style

Author: caneGuy

core/src/test/scala/org/apache/spark/scheduler/BlacklistIntegrationSuite.scala

@@ -115,9 +115,9 @@ class BlacklistIntegrationSuite extends SchedulerIntegrationSuite[MultiExecutorM
     withBackend(runBackend _) {
       val jobFuture = submit(new MockRDD(sc, 10, Nil), (0 until 10).toArray)
       awaitJobTermination(jobFuture, duration)
-      val pattern = (s"""
-                   |Aborting TaskSet 0.0 because task .*
-                   |cannot run anywhere due to node and executor blacklist""".stripMargin).r
+      val pattern = (
+        s"""|Aborting TaskSet 0.0 because task .*
+            |cannot run anywhere due to node and executor blacklist""".stripMargin).r
       assert(pattern.findFirstIn(failure.getMessage).isDefined,
         s"Couldn't find $pattern in ${failure.getMessage()}")
     }