Fix console nested routes a11y (#2669)

console-webapp/src/app/app.component.html

@@ -15,6 +15,7 @@
     <mat-sidenav
       [mode]="breakpointObserver.isMobileView() ? 'over' : 'side'"
       [opened]="!breakpointObserver.isMobileView()"
+      [disableClose]="!breakpointObserver.isMobileView()"
       #sidenav
       class="console-app__sidebar"
     >

console-webapp/src/app/navigation/navigation.component.html

@@ -20,6 +20,8 @@
   <mat-nested-tree-node
     *matTreeNodeDef="let node; when: hasChild"
     (click)="onClick(node)"
+    tabindex="0"
+    (keyup.enter)="onClick(node)"
   >
     <div class="mat-tree-node" [class.active]="router.url.includes(node.path)">
       <button