Merge branch 'fix-spinach-branches-spec' into 'master'

Fix Spinach branches spec

I broke master by adding a branch to gitlab-test for https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/5961, which put the branch in this scenario off the first page  

See merge request !5964

features/project/commits/branches.feature

@@ -22,6 +22,7 @@ Feature: Project Commits Branches
   @javascript
   Scenario: I delete a branch
     Given I visit project branches page
+    And I filter for branch improve/awesome
     And I click branch 'improve/awesome' delete link
     Then I should not see branch 'improve/awesome'

features/steps/project/commits/branches.rb

@@ -73,6 +73,11 @@ class Spinach::Features::ProjectCommitsBranches < Spinach::FeatureSteps
     expect(page).to have_content 'Branch already exists'
   end
+  step 'I filter for branch improve/awesome' do
+    fill_in 'branch-search', with: 'improve/awesome'
+    find('#branch-search').native.send_keys(:enter)
+  end
+
   step "I click branch 'improve/awesome' delete link" do
     page.within '.js-branch-improve\/awesome' do
       find('.btn-remove').click