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>

api4/user.go

@@ -113,7 +113,7 @@ func createUser(c *Context, w http.ResponseWriter, r *http.Request) {
 		auditRec.AddMeta("token_type", token.Type)
 
 		if token.Type == app.TOKEN_TYPE_GUEST_INVITATION {
-			if c.App.License() == nil {
+			if c.App.Srv().License() == nil {
 				c.Err = model.NewAppError("CreateUserWithToken", "api.user.create_user.guest_accounts.license.app_error", nil, "", http.StatusBadRequest)
 				return
 			}
@@ -1469,7 +1469,7 @@ func login(c *Context, w http.ResponseWriter, r *http.Request) {
 	ldapOnly := props["ldap_only"] == "true"
 
 	if *c.App.Config().ExperimentalSettings.ClientSideCertEnable {
-		if license := c.App.License(); license == nil || !*license.Features.SAML {
+		if license := c.App.Srv().License(); license == nil || !*license.Features.SAML {
 			c.Err = model.NewAppError("ClientSideCertNotAllowed", "api.user.login.client_side_cert.license.app_error", nil, "", http.StatusBadRequest)
 			return
 		}
@@ -1503,7 +1503,7 @@ func login(c *Context, w http.ResponseWriter, r *http.Request) {
 	auditRec.AddMeta("user", user)
 
 	if user.IsGuest() {
-		if c.App.License() == nil {
+		if c.App.Srv().License() == nil {
 			c.Err = model.NewAppError("login", "api.user.login.guest_accounts.license.error", nil, "", http.StatusUnauthorized)
 			return
 		}
@@ -2232,7 +2232,7 @@ func demoteUserToGuest(c *Context, w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	if c.App.License() == nil {
+	if c.App.Srv().License() == nil {
 		c.Err = model.NewAppError("Api4.demoteUserToGuest", "api.team.demote_user_to_guest.license.error", nil, "", http.StatusNotImplemented)
 		return
 	}