Fix root network panel : update on notification reception (#3022)

Signed-off-by: Ayoub LABIDI <[email protected]>

Author: ayolab

src/components/graph/menus/root-network/use-root-network-notifications.ts

@@ -10,7 +10,7 @@ import { useDispatch, useSelector } from 'react-redux';
 import { AppState } from 'redux/reducer';
 import { NotificationsUrlKeys, useNotificationsListener, useSnackMessage } from '@gridsuite/commons-ui';
 import { fetchRootNetworks } from 'services/root-network';
-import { setCurrentRootNetworkUuid, setRootNetworks } from 'redux/actions';
+import { setCurrentRootNetworkUuid, setMonoRootStudy, setRootNetworks } from 'redux/actions';
 import { RootNetworkMetadata } from '../network-modifications/network-modification-menu.type';
 import {
     isRootNetworkDeletionStartedNotification,
@@ -40,6 +40,9 @@ export const useRootNetworkNotifications = ({ setIsRootNetworksProcessing }: Use
                     if (res.every((network) => !network.isCreating)) {
                         setIsRootNetworksProcessing(false);
                     }
+                    if (res.length > 1) {
+                        dispatch(setMonoRootStudy(false));
+                    }
                 })
                 .catch((error) => {
                     snackError({ messageTxt: error.message });