Fix merge after security cherry-pick

app/views/projects/blob/edit.html.haml

@@ -24,5 +24,5 @@
     = render 'shared/new_commit_form', placeholder: "Update #{@blob.name}"
     = hidden_field_tag 'last_commit_sha', @last_commit_sha
     = hidden_field_tag 'content', '', id: "file-content"
-    = hidden_field_tag 'from_merge_request_iid', params[:from_merge_request_id]
+    = hidden_field_tag 'from_merge_request_iid', params[:from_merge_request_iid]
     = render 'projects/commit_button', ref: @ref, cancel_path: namespace_project_blob_path(@project.namespace, @project, @id)