review feedback

Author: squito

core/src/main/scala/org/apache/spark/scheduler/cluster/CoarseGrainedSchedulerBackend.scala

@@ -611,7 +611,7 @@ class CoarseGrainedSchedulerBackend(scheduler: TaskSchedulerImpl, val rpcEnv: Rp
       val executorsToKill = knownExecutors
         .filter { id => !executorsPendingToRemove.contains(id) }
         .filter { id => force || !scheduler.isExecutorBusy(id) }
-      executorsToKill.foreach { id => executorsPendingToRemove(id) = !countFailures}
+      executorsToKill.foreach { id => executorsPendingToRemove(id) = !countFailures }
 
       logInfo(s"Actual list of executor(s) to be killed is ${executorsToKill.mkString(", ")}")