chore(matrix-mobile): configure EAS Build for TestFlight and fix type errors

- Update to Expo SDK 53 compatible dependencies (from speculative SDK 55)
- Add EAS Build config (eas.json) with dev/preview/production profiles
- Generate app icons and splash screen assets
- Add NativeWind type augmentation for Pressable className callbacks
- Fix matrix-js-sdk NotificationCountType enum usage in store
- Fix Swipeable render actions type mismatch with Reanimated v3
- Exclude svelte dirs from wallpaper-generator and qr-export tsconfigs
- Remove duplicate scripts in root package.json
- Update pnpm-lock.yaml with @matrix/mobile dependencies

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

packages/qr-export/tsconfig.json

@@ -14,5 +14,5 @@
 		"noEmit": true
 	},
 	"include": ["src/**/*.ts", "src/**/*.d.ts", "vitest.config.ts"],
-	"exclude": ["node_modules", "src/**/*.svelte"]
+	"exclude": ["node_modules", "src/**/*.svelte", "src/svelte"]
 }

packages/wallpaper-generator/tsconfig.json

@@ -15,5 +15,5 @@
 		"noEmit": true
 	},
 	"include": ["src/**/*"],
-	"exclude": ["node_modules", "dist"]
+	"exclude": ["node_modules", "dist", "src/svelte"]
 }