Delete labels spinach test bc covered by rspec

features/project/labels.feature

-@labels
-Feature: Labels
-  Background:
-    Given I sign in as a user
-    And I own project "Shop"
-    And project "Shop" has labels: "bug", "feature", "enhancement"
-    When I visit project "Shop" labels page
-
-  @javascript
-  Scenario: I can subscribe to a label
-    Then I should see that I am not subscribed to the "bug" label
-    When I click button "Subscribe" for the "bug" label
-    Then I should see that I am subscribed to the "bug" label
-    When I click button "Unsubscribe" for the "bug" label
-    Then I should see that I am not subscribed to the "bug" label

features/steps/project/labels.rb

-class Spinach::Features::Labels < Spinach::FeatureSteps
-  include SharedAuthentication
-  include SharedIssuable
-  include SharedProject
-  include SharedPaths
-
-  step 'And I visit project "Shop" labels page' do
-    visit namespace_project_labels_path(project.namespace, project)
-  end
-
-  step 'I should see that I am subscribed to the "bug" label' do
-    expect(subscribe_button).to have_content 'Unsubscribe'
-  end
-
-  step 'I should see that I am not subscribed to the "bug" label' do
-    expect(subscribe_button).to have_content 'Subscribe'
-  end
-
-  step 'I click button "Unsubscribe" for the "bug" label' do
-    subscribe_button.click
-  end
-
-  step 'I click button "Subscribe" for the "bug" label' do
-    subscribe_button.click
-  end
-
-  private
-
-  def subscribe_button
-    first('.js-subscribe-button', visible: true)
-  end
-end