Fix whitespace in test-unit tests

Signed-off-by: Alex Coles <alex@alexbcoles.com>

test/functional/copy_projects_controller_test.rb

@@ -72,4 +72,4 @@ class CopyProjectsControllerTest < ActionController::TestCase
       assert_redirected_to :controller => 'projects', :action => 'settings', :id => 'unique-copy'
     end
   end
-end
+end

test/unit/issue_priority_test.rb

@@ -46,4 +46,3 @@ class IssuePriorityTest < ActiveSupport::TestCase
     assert_equal :enumeration_work_package_priorities, IssuePriority.new.option_name
   end
 end
-

test/unit/lib/redmine/hook_test.rb

@@ -182,4 +182,3 @@ class Redmine::Hook::ManagerTest < ActionView::TestCase
     @view_hook_helper ||= TestHookHelperView.new(Rails.root.to_s + '/app/views')
   end
 end
-

test/unit/time_entry_activity_test.rb

@@ -96,4 +96,3 @@ class TimeEntryActivityTest < ActiveSupport::TestCase
   end
 
 end
-

test/unit/wiki_content_test.rb

@@ -59,7 +59,7 @@ class WikiContentTest < ActiveSupport::TestCase
     page = WikiPage.new(:wiki => @wiki, :title => "A new page")
     page.content = WikiContent.new(:text => "Content text", :author => User.find(1), :comments => "My comment")
     assert page.save
-    
+
     assert_equal 2, ActionMailer::Base.deliveries.size
   end
 
@@ -79,7 +79,7 @@ class WikiContentTest < ActiveSupport::TestCase
     content = @page.content
     content.text = "My new content"
     assert content.save
-    
+
     assert_equal 2, ActionMailer::Base.deliveries.size
   end