Handle multiple database containers

Author: Mohammedz93

files/image_config/reset-factory/reset-factory

@@ -167,7 +167,8 @@ if [ "$FACTORY_TYPE" != "only-config" ]; then
     fi
 
     echo "Remove all docker containers"
-    docker rm -f $(docker ps -a -q | grep -v $(docker ps -a -q -f "name=database")) > /dev/null
+    database_array=($(docker ps -a -q -f "name=database"))
+    docker rm -f $(docker ps -a -q | egrep -v $(IFS='|'; echo "${database_array[*]}")) > /dev/null
 
     echo "Clear sonic directory"
     clear_sonic_dir