Add quick submit for snippet forms

app/views/shared/snippets/_form.html.haml

@@ -3,7 +3,7 @@
   = page_specific_javascript_bundle_tag('snippet')
 
 .snippet-form-holder
-  = form_for @snippet, url: url, html: { class: "form-horizontal snippet-form js-requires-input" } do |f|
+  = form_for @snippet, url: url, html: { class: "form-horizontal snippet-form js-requires-input js-quick-submit" } do |f|
     = form_errors(@snippet)
 
     .form-group

changelogs/unreleased/add_quick_submit_for_snippets_form.yml

+---
+title: Add quick submit for snippet forms
+merge_request: 9911
+author: blackst0ne