Use matrix-analytics-events generated stubs (locally for now).

Track screens, removing any that aren't part of the schema.

Riot/Modules/Settings/Security/ManageSession/ManageSessionViewController.m

@@ -161,9 +161,6 @@ enum {
 {
     [super viewWillAppear:animated];
 
-    // Screen tracking
-    [Analytics.shared trackScreen:@"ManageSession"];
-
     // Release the potential pushed view controller
     [self releasePushedViewController];