Update docker-publish.yml reschedule

Weekly schedule

Author: TheBrones

.github/workflows/docker-publish.yml

@@ -7,7 +7,7 @@ name: Docker
 
 on:
   schedule:
-    - cron: '18 2 * * *'
+    - cron: '18 2 * * 0'
   push:
     branches: [ "main" ]
     # Publish semver tags as releases.