Moving app from singular to being created for every request (#9889)

* Moving app from singular to being created for every request.

* Automatic refactor

* Adding license header

* Feedback fixes

api4/ldap.go

@@ -15,7 +15,7 @@ func (api *API) InitLdap() {
 }
 
 func syncLdap(c *Context, w http.ResponseWriter, r *http.Request) {
-	if !c.App.SessionHasPermissionTo(c.Session, model.PERMISSION_MANAGE_SYSTEM) {
+	if !c.App.SessionHasPermissionTo(c.App.Session, model.PERMISSION_MANAGE_SYSTEM) {
 		c.SetPermissionError(model.PERMISSION_MANAGE_SYSTEM)
 		return
 	}
@@ -26,7 +26,7 @@ func syncLdap(c *Context, w http.ResponseWriter, r *http.Request) {
 }
 
 func testLdap(c *Context, w http.ResponseWriter, r *http.Request) {
-	if !c.App.SessionHasPermissionTo(c.Session, model.PERMISSION_MANAGE_SYSTEM) {
+	if !c.App.SessionHasPermissionTo(c.App.Session, model.PERMISSION_MANAGE_SYSTEM) {
 		c.SetPermissionError(model.PERMISSION_MANAGE_SYSTEM)
 		return
 	}