Fix hidden mouse cursor after returning from hunting

- Restore default cursor in returnToMap() before scene transition
- Prevents cursor staying hidden when returning to map
- Cursor was set to 'none' for crosshair aiming but not restored

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

src/scenes/HuntingScene.js

@@ -535,6 +535,8 @@ export default class HuntingScene extends Phaser.Scene {
     }
 
     returnToMap() {
+        // Restore default cursor before leaving
+        this.input.setDefaultCursor('default');
         this.scene.start('MapScene', { inventory: this.inventory });
     }
 }