Update manifest.webmanifest

public/manifest.webmanifest

@@ -4,7 +4,8 @@
   "description": "A Pokémon fangame heavily inspired by the roguelite genre. Battle endlessly while gathering stacking items, exploring many different biomes, and reaching Pokémon stats you never thought possible.",
   "scope": "/",
   "start_url": "/",
-  "display": "standalone",
+  "display": "fullscreen",
+  "orientation": "landscape",
   "background_color": "#8c8c8c",
   "theme_color": "#8c8c8c",
   "icons": [