RANGER-2667: Set controlName to allow-all when disable presto plugin

Signed-off-by: Pradeep <pradeep@apache.org>
diff --git a/agents-common/scripts/enable-agent.sh b/agents-common/scripts/enable-agent.sh
index badea18..ad021fe 100755
--- a/agents-common/scripts/enable-agent.sh
+++ b/agents-common/scripts/enable-agent.sh
@@ -787,7 +787,7 @@
 	then
 		controlName="ranger"
 	else
-		controlName=""
+		controlName="allow-all"
 	fi
 	dt=`date '+%Y%m%d%H%M%S'`
 	fn=`ls ${HCOMPONENT_CONF_DIR}/access-control.properties 2> /dev/null`