[Tests] ClusterHealthIT:testHealthOnMasterFailover - Increase master node timeout (#1812)

Signed-off-by: Suraj Singh <surajrider@gmail.com>

Author: dreamer-89

server/src/internalClusterTest/java/org/opensearch/cluster/ClusterHealthIT.java

@@ -374,7 +374,7 @@ public void testHealthOnMasterFailover() throws Exception {
                     .prepareHealth()
                     .setWaitForEvents(Priority.LANGUID)
                     .setWaitForGreenStatus()
-                    .setMasterNodeTimeout(TimeValue.timeValueMinutes(1))
+                    .setMasterNodeTimeout(TimeValue.timeValueMinutes(2))
                     .execute()
             );
             internalCluster().restartNode(internalCluster().getMasterName(), InternalTestCluster.EMPTY_CALLBACK);