remove redundent association keys

In the api_users_controller#profile_show remove :genres, :instruments
keys from the association includes

web/app/controllers/api_users_controller.rb

@@ -95,8 +95,7 @@ class ApiUsersController < ApiController
     @profile = User.includes([{musician_instruments: :instrument},
                               {band_musicians: :user},
                               {genre_players: :genre},
-                              :bands, :instruments, :genres,
-                              :online_presences, :performance_samples])
+                              :bands, :online_presences, :performance_samples])
                    .find(params[:id])
 
     @show_teacher_profile = params[:show_teacher]