Removed all govuk css (#2814)

* Removed all govuk css

* Updated reference files

* Removing govuk js

* Fixed casing for modules, removed unused page

* Got more reference images

* Updated template page

* Removed govuk padding util

* Updated hint to uswds hint

* More govuk cleanup

* Commiting backstopjs ref files

* Fixed all unit tests that broke due to brittleness around govuk styling

* Added new ref images

* Final removal of govuk

* Officially removed all govuk references

* Updated reference file

* Updated link to button

* UI modernization

* Cleanup

* removed govuk escaping tests since they are no longer needed

* Fix CodeQL security issue in escapeElementName function

- Escape backslashes first before other special characters
- Prevents potential double-escaping vulnerability
- Addresses CodeQL alert about improper string escaping

* Found more govuk removal. Fixed unit tests

* Add missing pipeline check to pre-commit

* updated test

* Updated e2e test

* More update to e2e test

* Fixed another e2e test

* Simple PR comments addressed

* More updates

* Updated backstop ref files

* Refactored folder selection for non-admins

* Updated redundant line

* Updated tests to include correct mocks

* Added more ref files

* Addressing carlos comments

* Addressing Carlo comments, cleanup of window initing

* More cleanup and addressing carlo comments

* Fixing a11 scan

* Fixed a few issues with javascript

* Fixed for pr

* Fixing e2e tests

* Tweaking e2e test

* Added more ref files and cleaned up urls.js

* Fixed bug with creating new template

* Removed brittle test - addressed code ql comment

* e2e race condition fix

* More e2e test fixes

* Updated e2e tests to not wait for text sent

* Updated test to not wait for button click response

* Made tear down more resilent if staging is down

* reverted e2e test to what was working before main merge

* Updated backstopRef images

* Updated gulp to include job-polling differently

app/templates/views/usage.html

@@ -21,7 +21,7 @@
       <div class='grid-row'>
 
         <div class='grid-col-12'>
-          <h2 class='heading-small margin-bottom-1'>Text message parts</h2>
+          <h2 class='font-heading-md margin-bottom-1'>Text message parts</h2>
           <div class="keyline-block">
             You have sent
             {{ big_number(sms_sent, 'text message parts of your', smaller=True) }}
@@ -43,7 +43,7 @@
           </div>
         </div>
         {# <div class='grid-col-6'>
-          <h2 class='heading-small'>Emails</h2>
+          <h2 class='font-heading-md'>Emails</h2>
           <div class="keyline-block">
             {{ big_number(emails_sent, 'email disabled during SMS pilot', smaller=True) }}
             {{ big_number("", '', smaller=True) }}