MM-12849 Moving all non request scoped items to Server struct (#9806)

* Moving goroutine pool

* Auto refactor

* Moving plugins.

* Auto refactor

* Moving fields to server

* Auto refactor

* Removing siteurl duplication.

* Moving reset of app fields

* Auto refactor

* Formatting

* Moving niling of Server to after last use

* Fixing unit tests.

app/compliance.go

@@ -36,7 +36,7 @@ func (a *App) SaveComplianceReport(job *model.Compliance) (*model.Compliance, *m
 	}
 
 	job = result.Data.(*model.Compliance)
-	a.Go(func() {
+	a.Srv.Go(func() {
 		a.Compliance.RunComplianceJob(job)
 	})