Fixing modal styles for some modals (#26635)

* Updating modal styles

* Updating modal header for notices

* Updating dispatch

* Updating padding

* Fixing css

* Updating modal

* Updating css

* Updating modal scss

webapp/channels/src/components/admin_console/billing/delete_workspace/result_modal.scss

@@ -66,7 +66,7 @@
             .IconMessage-buttons {
                 justify-content: right;
                 padding-right: 24px;
-                margin-top: 60px;
+                margin-top: 32px;
 
                 .btn {
                     font-family: 'Open sans', sans-serif;