MM-35392 Load thread unreads for other teams on app load (#17944)

* Add ability to include thread unreads in team unreads api response

* Do not include GMs/DMs in team unreads for threads

* Fix bad merge

model/thread.go

@@ -54,6 +54,12 @@ type GetUserThreadsOpts struct {
 
 	// Unread will make sure that only threads with unread replies are returned
 	Unread bool
+
+	// TotalsOnly will not fetch any threads and just fetch the total counts
+	TotalsOnly bool
+
+	// TeamOnly will only fetch threads and unreads for the specified team and excludes DMs/GMs
+	TeamOnly bool
 }
 
 func (o *ThreadResponse) ToJson() string {