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/email_batching.go

@@ -235,12 +235,12 @@ func (s *Server) sendBatchedEmailNotification(userId string, notifications []*ba
 		"Day":      tm.Day(),
 	})
 
-	body := s.FakeApp().newEmailTemplate("post_batched_body", user.Locale)
+	body := s.newEmailTemplate("post_batched_body", user.Locale)
 	body.Props["SiteURL"] = *s.Config().ServiceSettings.SiteURL
 	body.Props["Posts"] = template.HTML(contents)
 	body.Props["BodyText"] = translateFunc("api.email_batching.send_batched_email_notification.body_text", len(notifications))
 
-	if err := s.FakeApp().sendNotificationMail(user.Email, subject, body.Render()); err != nil {
+	if err := s.sendNotificationMail(user.Email, subject, body.Render()); err != nil {
 		mlog.Warn("Unable to send batched email notification", mlog.String("email", user.Email), mlog.Err(err))
 	}
 }
@@ -249,13 +249,13 @@ func (s *Server) renderBatchedPost(notification *batchedNotification, channel *m
 	// don't include message contents if email notification contents type is set to generic
 	var template *utils.HTMLTemplate
 	if emailNotificationContentsType == model.EMAIL_NOTIFICATION_CONTENTS_FULL {
-		template = s.FakeApp().newEmailTemplate("post_batched_post_full", userLocale)
+		template = s.newEmailTemplate("post_batched_post_full", userLocale)
 	} else {
-		template = s.FakeApp().newEmailTemplate("post_batched_post_generic", userLocale)
+		template = s.newEmailTemplate("post_batched_post_generic", userLocale)
 	}
 
 	template.Props["Button"] = translateFunc("api.email_batching.render_batched_post.go_to_post")
-	template.Props["PostMessage"] = s.FakeApp().GetMessageForNotification(notification.post, translateFunc)
+	template.Props["PostMessage"] = s.GetMessageForNotification(notification.post, translateFunc)
 	template.Props["PostLink"] = siteURL + "/" + notification.teamName + "/pl/" + notification.post.Id
 	template.Props["SenderName"] = sender.GetDisplayName(displayNameFormat)