fix(famapp): pull image from valhalla registry

Switch famapp container from ghcr.io/ginnoir/famapp:latest to
registry.ginnoir.com/ginnoir/famapp:latest.

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

stacks/famapp/docker-compose.yml

@@ -10,7 +10,7 @@
 services:
   famapp:
     container_name: famapp
-    image: ghcr.io/ginnoir/famapp:latest
+    image: registry.ginnoir.com/ginnoir/famapp:latest
     pull_policy: always
     restart: unless-stopped
     networks: [famapp, edge]