Upgrade to Angular 16

Merge `angular-update-16` into `dev` branch

src/app/system/manage-external-events/manage-external-events.component.html

@@ -1,11 +1,11 @@
 <div class="container">
-  <div #filter fxLayout="row">
-    <mat-form-field fxFlex>
+  <div #filter class="layout-row">
+    <mat-form-field class="flex-fill">
       <mat-label>{{ 'labels.inputs.Filter' | translate }}</mat-label>
       <input matInput (keyup)="applyFilter($event.target.value)" />
     </mat-form-field>
 
-    <div class="action-button" fxLayoutGap="25px">
+    <div class="action-button gap-25px">
       <button
         mat-raised-button
         color="primary"

src/app/system/manage-external-events/manage-external-events.resolver.ts

@@ -1,12 +1,12 @@
 import { Injectable } from '@angular/core';
-import { Router, Resolve, RouterStateSnapshot, ActivatedRouteSnapshot } from '@angular/router';
+import { Router, RouterStateSnapshot, ActivatedRouteSnapshot } from '@angular/router';
 import { Observable, of } from 'rxjs';
 import { SystemService } from '../system.service';
 
 @Injectable({
   providedIn: 'root'
 })
-export class ManageExternalEventsResolver implements Resolve<boolean> {
+export class ManageExternalEventsResolver {
   /**
    * @param {SystemService} systemService System service.
    */