Merge branch 'feature/ISTWCMS-6657-kpaxman-change_edit-submit' into '1.0.x'

ISTWCMS-6657: change ID used for header search

See merge request !158

src/patterns/04-components/search/_search.twig

 <div class="uw-header-search" style="background-color: black">
-  <form class="uw-search--form" role="search" data-drupal-selector="uw-search-form" action="/" method="post" id="uw-search-form" accept-charset="UTF-8" data-once="form-updated" data-drupal-form-fields="edit-opentray,uw-search,uw-select-site,edit-submit" novalidate="novalidate">
+  <form class="uw-search--form" role="search" data-drupal-selector="uw-search-form" action="/" method="post" id="uw-search-form" accept-charset="UTF-8" data-once="form-updated" data-drupal-form-fields="edit-opentray,uw-search,uw-select-site,uw-search-submit" novalidate="novalidate">
 
     <input class="uw-input uw-input--checkboxform form-checkbox" aria-hidden="true" tabindex="-1" data-drupal-selector="edit-opentray" type="checkbox" id="edit-opentray" name="opentray" value="1">
 
@@ -30,7 +30,7 @@
     <div data-drupal-selector="edit-actions" class="form-actions js-form-wrapper form-wrapper" id="edit-actions--4">
       <div class="uw-search-button__wrapper">
 
-        <input value="Search" class="button button--submit button--submit__form js-form-submit form-submit" data-drupal-selector="edit-submit" type="submit" id="edit-submit" name="op">
+        <input value="Search" class="button button--submit button--submit__form js-form-submit form-submit" data-drupal-selector="uw-search-submit" type="submit" id="uw-search-submit" name="op">
       </div>
     </div>