[HOTFIX] fix duplicated braces

...rc/main/scala/org/apache/spark/storage/BlockManager.scala

...n/scala/org/apache/spark/storage/BlockManagerMaster.scala

...src/main/scala/org/apache/spark/util/ClosureCleaner.scala

core/src/main/scala/org/apache/spark/util/Utils.scala

...ain/scala/org/apache/spark/examples/ml/MovieLensALS.scala

.../org/apache/spark/examples/mllib/DecisionTreeRunner.scala

.../scala/org/apache/spark/examples/mllib/MovieLensALS.scala

...b/src/main/scala/org/apache/spark/mllib/linalg/BLAS.scala

...apache/spark/sql/catalyst/analysis/HiveTypeCoercion.scala

...ache/spark/sql/execution/datasources/jdbc/JdbcUtils.scala

...scala/org/apache/spark/sql/execution/ui/SQLListener.scala

...che/spark/streaming/rdd/WriteAheadLogBackedBlockRDD.scala

...g/apache/spark/streaming/scheduler/InputInfoTracker.scala