Web update

Changelog

• 🔥 flutter_svg. Not using svg assets anymore
• 🚚 Replaced network images with asset images (available in assets folder). The app now can be compiled with CanvasKit renderer without worry about CORS error.
• 🚚 Change Twitter username.
• 🎨 Reducing icon size to 18 in bottomAppBar.
• Change theme button now directly visible in homescreen.
• Responsive layout in About Page
• ⬆️ Upgrade 3 dependencies
• Readded back Contribution Page.

Visit https://waktusolat.web.app/