Remove mis-use of single quote

Co-authored-by: Hannah Content <hannah.cooper@digital.cabinet-office.gov.uk>

Author: chao-xian

config/locales/en.yml

@@ -441,7 +441,7 @@ en:
       group_name_label: Current group
       placeholder: Select a group
     update:
-      success: "'%{form_name}'  has been moved to '%{receiving_group_name}'"
+      success: "‘%{form_name}’ has been moved to ‘%{receiving_group_name}’"
   group_members:
     create:
       success: "%{user_name} has been added to this group and we’ve sent them an email to let them know"

spec/features/group_form/move_form_spec.rb

@@ -81,7 +81,7 @@ def when_i_change_the_group
   end
 
   def then_i_see_the_form_is_gone_from_my_group
-    expect(page).to have_content("'#{form.name}' has been moved to '#{another_group.name}'")
+    expect(page).to have_content("‘#{form.name}’ has been moved to ‘#{another_group.name}’")
     expect(page).to have_css("h1", text: group.name)
     expect(page).not_to have_css(".govuk-table", text: form.name)
   end