Remove println

Author: Feynman Liang

sql/core/src/test/scala/org/apache/spark/sql/CachedTableSuite.scala

@@ -307,7 +307,6 @@ class CachedTableSuite extends QueryTest {
 
     Accumulators.synchronized {
       val accsSize = Accumulators.originals.size
-      println(accsSize)
       ctx.cacheTable("t1")
       ctx.cacheTable("t2")
       assert((accsSize + 2*4) === Accumulators.originals.size)
@@ -320,7 +319,6 @@ class CachedTableSuite extends QueryTest {
 
     Accumulators.synchronized {
       val accsSize = Accumulators.originals.size
-      println(accsSize)
       ctx.uncacheTable("t1")
       ctx.uncacheTable("t2")
       assert((accsSize - 2) === Accumulators.originals.size)