Unifica admin società/squadre e YouTube Full con fallback MLTV.

Premium Full senza canale società usa il canale piattaforma come Light;
in app restano solo Match Live TV e YouTube Live.

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/config/routes.rb

@@ -67,7 +67,7 @@ Rails.application.routes.draw do
     get "metrics", to: "dashboard#metrics"
     get "billing", to: "billing#index", as: :billing
     post "billing/payments/:payment_id/attach_pdf", to: "billing#attach_pdf", as: :billing_payment_attach_pdf
-    resources :teams, only: %i[index show]
+    resources :teams, only: %i[show]
     resources :clubs, only: %i[index show] do
       member do
         post :grant_comped