Fix unnecessary V2 open group requests

Session/Home/HomeVC.swift

@@ -154,7 +154,9 @@ final class HomeVC : BaseVC, UITableViewDataSource, UITableViewDelegate, NewConv
             let _ = IP2Country.shared.populateCacheIfNeeded()
         }
         // Get default open group rooms if needed
-        OpenGroupAPIV2.getDefaultRoomsIfNeeded()
+        if OpenGroupManagerV2.useV2OpenGroups {
+            OpenGroupAPIV2.getDefaultRoomsIfNeeded()
+        }
     }
     
     override func viewDidAppear(_ animated: Bool) {

Session/Meta/AppDelegate.m

@@ -411,7 +411,7 @@ static NSTimeInterval launchStartedAt;
                 } requiresSync:YES];
             }
             
-            if (CurrentAppContext().isMainApp) {
+            if (CurrentAppContext().isMainApp && SNOpenGroupManagerV2.useV2OpenGroups) {
                 [SNOpenGroupAPIV2 getDefaultRoomsIfNeeded];
             }
 

SessionMessagingKit/Open Groups/V2/OpenGroupManagerV2.swift

@@ -5,7 +5,7 @@ public final class OpenGroupManagerV2 : NSObject {
     private var pollers: [String:OpenGroupPollerV2] = [:]
     private var isPolling = false
     
-    public static var useV2OpenGroups = false
+    @objc public static var useV2OpenGroups = false
 
     // MARK: Initialization
     @objc public static let shared = OpenGroupManagerV2()