Fix gutter ads, move in-game add to bottom right corner. (#1214)

Move the in-game add to underneath the control panel, ensure both are
320px.

Remove black squares on home page when user has ad blocker

- [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
- [x] I understand that submitting code with bugs that could have been
caught through manual testing blocks releases and new features for all
contributors
regression is found:
openfront

<img width="420" alt="Screenshot 2025-06-17 at 7 13 51 PM"
src="https://github.com/user-attachments/assets/2177e0b3-de1b-4196-afd7-2ceca412e9fe"
/>

src/client/graphics/layers/LeftInGameAd.ts

@@ -118,7 +118,7 @@ export class LeftInGameAd extends LitElement implements Layer {
 
     return html`
       <div
-        class="w-full min-h-[100px] bg-gray-900 border border-gray-600 z-[9999] pointer-events-auto flex items-center justify-center"
+        class="w-[320px] min-h-[100px] bg-gray-900 border border-gray-600 flex items-center justify-center"
       >
         <div
           id="${AD_CONTAINER_ID}"