Merge branch 'rubocop/enable-more-cops-for-empty-lines' into 'master'

Enable some Rubocop cops related to new lines

## What does this MR do?

This MR enabled two additional Rubocop cops:

Keeps track of empty lines around block bodies.  
`Style/EmptyLinesAroundBlockBody`

Keeps track of empty lines around method bodies.  
` Style/EmptyLinesAroundMethodBody`

See merge request !5637

.rubocop.yml

@@ -149,7 +149,7 @@ Style/EmptyLinesAroundAccessModifier:
 
 # Keeps track of empty lines around block bodies.
 Style/EmptyLinesAroundBlockBody:
-  Enabled: false
+  Enabled: true
 
 # Keeps track of empty lines around class bodies.
 Style/EmptyLinesAroundClassBody:
@@ -161,7 +161,7 @@ Style/EmptyLinesAroundModuleBody:
 
 # Keeps track of empty lines around method bodies.
 Style/EmptyLinesAroundMethodBody:
-  Enabled: false
+  Enabled: true
 
 # Avoid the use of END blocks.
 Style/EndBlock:

spec/features/admin/admin_disables_git_access_protocol_spec.rb

@@ -45,7 +45,6 @@ feature 'Admin disables Git access protocol', feature: true do
       expect(page).to have_content("git clone #{project.ssh_url_to_repo}")
       expect(page).to have_selector('#clone-dropdown')
     end
-
   end
 
   def visit_project

spec/lib/banzai/filter/video_link_filter_spec.rb

@@ -47,5 +47,4 @@ describe Banzai::Filter::VideoLinkFilter, lib: true do
       expect(element['src']).to eq '/path/my_image.jpg'
     end
   end
-
 end

spec/lib/ci/gitlab_ci_yaml_processor_spec.rb

@@ -533,10 +533,6 @@ module Ci
           }
         end
 
-        context 'when also global variables are defined' do
-
-        end
-
         context 'when syntax is correct' do
           let(:variables) do
             { VAR1: 'value1', VAR2: 'value2' }

spec/lib/gitlab/git/hook_spec.rb

@@ -25,7 +25,6 @@ describe Gitlab::Git::Hook, lib: true do
     end
 
     ['pre-receive', 'post-receive', 'update'].each do |hook_name|
-
       context "when triggering a #{hook_name} hook" do
         context "when the hook is successful" do
           it "returns success with no errors" do

spec/lib/gitlab/import_export/project_tree_restorer_spec.rb

@@ -2,7 +2,6 @@ require 'spec_helper'
 
 describe Gitlab::ImportExport::ProjectTreeRestorer, services: true do
   describe 'restore project tree' do
-
     let(:user) { create(:user) }
     let(:namespace) { create(:namespace, owner: user) }
     let(:shared) { Gitlab::ImportExport::Shared.new(relative_path: "", project_path: 'path') }