Add in game add to bottom left corner (#3446)

## Description:

Remove the header ad because that's where the player info overlay is,
and instead put it on the bottom left

Ad is not displayed on small screens.

<img width="1916" height="924" alt="Screenshot 2026-03-16 at 7 27 58 PM"
src="https://github.com/user-attachments/assets/e39c4be6-5270-4a77-bfbd-9521d15b9211"
/>

## Please complete the following:

- [x] I have added screenshots for all UI updates
- [x] I process any text displayed to the user through translateText()
and I've added it to the en.json file
- [x] I have added relevant tests to the test directory
- [x] I confirm I have thoroughly tested these changes and take full
responsibility for any bugs introduced

## Please put your Discord username so you can be contacted if a bug or
regression is found:

evan

index.html

@@ -319,7 +319,7 @@
     <player-panel></player-panel>
     <spawn-timer></spawn-timer>
     <immunity-timer></immunity-timer>
-    <in-game-header-ad></in-game-header-ad>
+    <in-game-promo></in-game-promo>
     <spawn-video-ad></spawn-video-ad>
     <game-info-modal></game-info-modal>
     <alert-frame></alert-frame>