[MIRROR] The OpenDream TGUI fix [MDB IGNORE] (#24795)

* The OpenDream TGUI fix (#79244)

Modern browsers run the ready script before the DOM is loaded. Also
future proofs us for when Lummox upgrades the web engine.

---------

Co-authored-by: Aleksej Komarov <stylemistake@ gmail.com>

* The OpenDream TGUI fix

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Co-authored-by: Jordan Dominion <Cyberboss@users.noreply.github.com>
Co-authored-by: Aleksej Komarov <stylemistake@ gmail.com>

tgui/public/tgui.html

@@ -510,9 +510,6 @@ window.replaceHtml = function (inline_html) {
       + "<!-- tgui:inline-html-end -->"
   );
 };
-
-// Signal tgui that we're ready to receive updates
-Byond.sendMessage('ready');
 </script>
 
 <style>
@@ -657,5 +654,10 @@ Thank you for your cooperation.
   </div>
 </noscript>
 
+<script>
+// Signal tgui that we're ready to receive updates
+Byond.sendMessage('ready');
+</script>
+  
 </body>
 </html>