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.go

@@ -250,7 +250,7 @@ func (a *App) SendNotifications(post *model.Post, team *model.Team, channel *mod
 	sendPushNotifications := false
 	if *a.Config().EmailSettings.SendPushNotifications {
 		pushServer := *a.Config().EmailSettings.PushNotificationServer
-		if license := a.License(); pushServer == model.MHPNS && (license == nil || !*license.Features.MHPNS) {
+		if license := a.Srv().License(); pushServer == model.MHPNS && (license == nil || !*license.Features.MHPNS) {
 			mlog.Warn("Push notifications are disabled. Go to System Console > Notifications > Mobile Push to enable them.")
 			sendPushNotifications = false
 		} else {
@@ -737,7 +737,7 @@ func (a *App) allowChannelMentions(post *model.Post, numProfiles int) bool {
 
 // allowGroupMentions returns whether or not the group mentions are allowed for the given post.
 func (a *App) allowGroupMentions(post *model.Post) bool {
-	if license := a.License(); license == nil || !*license.Features.LDAPGroups {
+	if license := a.Srv().License(); license == nil || !*license.Features.LDAPGroups {
 		return false
 	}