Improve landmarks on the Project dashboard and Editor pages (#26751)

* Improve landmarks for the Project Dasbhboard

* Improve landmarks for the IDE page

* Improve landmarks for the new redesigned IDE page

* Sort locales

* Fix typo OlButtonToolbar -> OLButtonToolbar

* Update project navbar translation

* Update labels

* Redundant main landmark

* Fix failing test

* Descriptive name for the rails tab

* Header should not be in a button

* Update translation to Account and help

* Update translation to Project categories and tags

* Add explanations

GitOrigin-RevId: 96712b37bb1306b552de510d9fd8ae890f24309f

services/web/frontend/js/features/preview/components/preview-log-entry-header.tsx

@@ -99,7 +99,7 @@ function PreviewLogEntryHeader({
   const headerTitleText = logType ? `${logType} ${headerTitle}` : headerTitle
 
   return (
-    <header className={logEntryHeaderClasses}>
+    <div className={logEntryHeaderClasses}>
       {headerIcon ? (
         <div className="log-entry-header-icon-container">{headerIcon}</div>
       ) : null}
@@ -116,7 +116,7 @@ function PreviewLogEntryHeader({
       ) : (
         locationLink
       )}
-    </header>
+    </div>
   )
 }