[MM-16751] golint model (#17896)

app/analytics.go

@@ -48,7 +48,7 @@ func (a *App) GetAnalytics(name string, teamID string) (model.AnalyticsRows, *mo
 		var openChannelsCount int64
 		g.Go(func() error {
 			var err error
-			if openChannelsCount, err = a.Srv().Store.Channel().AnalyticsTypeCount(teamID, model.CHANNEL_OPEN); err != nil {
+			if openChannelsCount, err = a.Srv().Store.Channel().AnalyticsTypeCount(teamID, model.ChannelTypeOpen); err != nil {
 				return model.NewAppError("GetAnalytics", "app.channel.analytics_type_count.app_error", nil, err.Error(), http.StatusInternalServerError)
 			}
 			return nil
@@ -57,7 +57,7 @@ func (a *App) GetAnalytics(name string, teamID string) (model.AnalyticsRows, *mo
 		var privateChannelsCount int64
 		g.Go(func() error {
 			var err error
-			if privateChannelsCount, err = a.Srv().Store.Channel().AnalyticsTypeCount(teamID, model.CHANNEL_PRIVATE); err != nil {
+			if privateChannelsCount, err = a.Srv().Store.Channel().AnalyticsTypeCount(teamID, model.ChannelTypePrivate); err != nil {
 				return model.NewAppError("GetAnalytics", "app.channel.analytics_type_count.app_error", nil, err.Error(), http.StatusInternalServerError)
 			}
 			return nil