fix PUT test

spec/acceptance/users_spec.rb

 require 'acceptance_helpers'
+require 'shared/contexts'
 
 resource 'Users' do
   header 'Accept', 'application/json'
@@ -104,16 +105,12 @@ resource 'Users' do
     let(:password_confirmation) { '12345678' }
     let(:terms_of_service) { true }
     let(:avatar) {""}
-		# TODO role ids con't be changed if user isn't admin, send []
-		# when it's a admin send [role.first.id]
+	# TODO role ids con't be changed if user isn't admin, send []
+	# when it's a admin send [role.first.id]
     let(:roles_ids) { [] }
     let(:subjects) { [subject.first.id] }
     let(:raw_post) {params.to_json}
 
-    before do
-      @user = create(:user)
-    end
-
     example 'Updating an user' do
       do_request
       expect(status).to eq(200)