Removing all FakeApp usages (#14174)

* Removing some other fake apps

* More FakeApp removed

* Removing entirely FakeApp

* Fixing some tests

* Fixing get Cluster id from get plugin status

* Fixing failing tests

* Fixing tests

* Fixing test initialization for web

* Fixing InitServer for server tests

* Fixing InitServer for server tests

* Reverting go.sum and go.mod

* Removing unneded HTMLTemplates function in App layer

* Moving back some functions to its old place to easy the review

* Moving back some functions to its old place to easy the review

* Using the last struct2interface version

* Generating store layers

* Fixing merge problems

* Addressing PR comments

* Small fix

* Fixing app tests build

* Fixing tests

* fixing tests

* Fix tests

* Fixing tests

* Fixing tests

* Fixing tests

* Moving license to server struct

* Adding some fixes to the test compilation

* Fixing cluster and some jobs initialization

* Fixing some license tests compilation problems

* Fixing recursive cache invalidation

* Regenerating app layers

* Fix test compilation

Co-authored-by: mattermod <mattermod@users.noreply.github.com>

app/notification_push.go

@@ -252,14 +252,14 @@ func (a *App) UpdateMobileAppBadge(userId string) {
 	}
 }
 
-func (a *App) createPushNotificationsHub() {
+func (s *Server) createPushNotificationsHub() {
 	hub := PushNotificationsHub{
 		Channels: []chan PushNotification{},
 	}
 	for x := 0; x < PUSH_NOTIFICATION_HUB_WORKERS; x++ {
 		hub.Channels = append(hub.Channels, make(chan PushNotification, PUSH_NOTIFICATIONS_HUB_BUFFER_PER_WORKER))
 	}
-	a.Srv().PushNotificationsHub = hub
+	s.PushNotificationsHub = hub
 }
 
 func (a *App) pushNotificationWorker(notifications chan PushNotification) {
@@ -298,8 +298,8 @@ func (a *App) StartPushNotificationsHubWorkers() {
 	}
 }
 
-func (a *App) StopPushNotificationsHubWorkers() {
-	for _, channel := range a.Srv().PushNotificationsHub.Channels {
+func (s *Server) StopPushNotificationsHubWorkers() {
+	for _, channel := range s.PushNotificationsHub.Channels {
 		close(channel)
 	}
 }