build: upgrade to angular v12

src/app/modules/map/widget/map-widget.component.ts

@@ -16,7 +16,6 @@ import {Component, ElementRef, Input, OnInit, ViewChild} from '@angular/core';
 import {SCPlace} from '@openstapps/core';
 import {geoJSON, Map, MapOptions, tileLayer} from 'leaflet';
 import {MapProvider} from '../map.provider';
-import Timeout = NodeJS.Timeout;
 
 /**
  * The map widget (needs a container with explicit size)
@@ -77,7 +76,7 @@ export class MapWidgetComponent implements OnInit {
    */
   onMapReady(map: Map) {
     this.map = map;
-    const interval: Timeout = setInterval(() => {
+    const interval = window.setInterval(() => {
       MapProvider.invalidateWhenRendered(map, this.mapContainer, interval);
     });
   }