Toast heading alignment

templates/misc/status-messages--toasts.html.twig

@@ -75,7 +75,7 @@
           <svg class="bd-placeholder-img rounded mr-2" width="20" height="20" xmlns="http://www.w3.org/2000/svg" preserveaspectratio="xMidYMid slice" focusable="false" role="img">
             <rect {{ attributes.setAttribute('fill', color[type]) }} width="100%" height="100%"></rect>
           </svg>
-          <strong class="mr-auto">{{ status_headings[type] }}</strong>
+          <strong class="me-auto">{{ status_headings[type] }}</strong>
           <button type="button" class="btn-close" data-bs-dismiss="toast" aria-label="Close"></button>
         </div>
         <div class="toast-body">