feat: update mautrix-whatsapp to v0.12.4

- Updated mautrix-whatsapp from v0.12.3 to v0.12.4
- Updated Go version to 1.24.0 (required for v0.12.4)
- Added support for bridging HD dual uploads from WhatsApp to Matrix edits
- Improved placeholders for pin and keep messages
- Fixed bridging of animated webp stickers and other bug fixes
- Updated package version to 1.2.2

CloudronManifest.json

@@ -1,6 +1,6 @@
 {
-  "version": "1.2.1",
-  "upstreamVersion": "0.12.3",
+  "version": "1.2.2",
+  "upstreamVersion": "0.12.4",
   "id": "dev.maunium.whatsapp.cloudronapp",
   "title": "Matrix WhatsApp Bridge",
   "author": "Tulir Asokan <tulir@maunium.net>",