Fixed disabled Assign Policy button for multiple group selection (#1984)

Author: jinapurapu

portal-ui/src/screens/Console/Groups/Groups.tsx

@@ -239,7 +239,7 @@ const Groups = ({ classes, setErrorSnackMessage, history }: IGroupsProps) => {
               text={"Assign Policy"}
               icon={<IAMPoliciesIcon />}
               color="primary"
-              disabled={checkedGroups.length !== 1}
+              disabled={checkedGroups.length < 1}
               variant={"outlined"}
             />