[SM-525] Fix projects not being active when on subroute (#4815)

* Move overview to separate route. Change nav-item to use subset instead of exact

* Add support for setting exactMatch in nav-item and nav-group

* Change default to subset

bitwarden_license/bit-web/src/app/secrets-manager/layout/org-switcher.component.html

@@ -5,6 +5,7 @@
   icon="bwi-business"
   [route]="['../', activeOrganization.id]"
   [(open)]="open"
+  [exactMatch]="true"
 >
   <ng-container *ngIf="organizations$ | async as organizations">
     <bit-nav-item