Add a <code> block to `autocomplete_references`.

Use unescaped interpolation.

services/web/app/views/project/editor/hotkeys.jade

@@ -83,7 +83,7 @@ script(type="text/ng-template", id="hotkeysModalTemplate")
 					span.combination Enter
 					span.description Insert Candidate
 	
-		h3 #{translate("autocomplete_references")}
+		h3 !{translate("autocomplete_references")}
 		.row
 			.col-xs-6
 				.hotkey