YARN-10733. TimelineService Hbase tests failing with timeouts (#2899)

hadoop-project/pom.xml

@@ -51,7 +51,7 @@
     <kafka.version>0.8.2.1</kafka.version>
 
     <hbase.version>1.4.13</hbase.version>
-    <hbase-compatible-hadoop.version>2.5.1</hbase-compatible-hadoop.version>
+    <hbase-compatible-hadoop.version>2.7.0</hbase-compatible-hadoop.version>
     <hbase-compatible-guava.version>12.0.1</hbase-compatible-guava.version>
 
     <hadoop.assemblies.version>${project.version}</hadoop.assemblies.version>

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice-hbase-tests/src/test/java/org/apache/hadoop/yarn/server/timelineservice/storage/flow/TestHBaseStorageFlowRunCompaction.java

@@ -382,7 +382,6 @@ public class TestHBaseStorageFlowRunCompaction {
     assertEquals(1, rowCount);
   }
 
-
   private FlowScanner getFlowScannerForTestingCompaction() {
     // create a FlowScanner object with the sole purpose of invoking a process
     // summation;