Revert "Ember5"

This reverts commit a620b9e51be7949ff4dd7275e02d51eb464c4138.

components/modal/insert-bbb.hbs → assets/javascripts/discourse/templates/modal/insert-bbb.hbs

@@ -1,5 +1,4 @@
-<DModal @closeModal={{@closeModal}}>
-<:body @title="bbb.modal.title" @class="insert-bbb">
+<DModalBody @title="bbb.modal.title" @class="insert-bbb">
   <div class="insert-bbb-form">
     <div class="insert-bbb-input">
       <label>{{i18n "bbb.meetingID"}}</label>
@@ -26,9 +25,9 @@
     </div>
 
   </div>
-</:body>
+</DModalBody>
 
-<:footer>
+<div class="modal-footer">
   <DButton
     @class="btn-primary"
     @disabled={{insertDisabled}}
@@ -40,5 +39,4 @@
     @label="bbb.modal.cancel"
     @action={{action "cancel"}}
   />
-</:footer>
-</DModal>
+</div>