Temporarily remove scheduled version check

#856 has been open for a few months and it has not been resolved.

In the meantime, this check only serves to spam my GitHub notifications
every single weekday, to inform of the same problem.

This change should be reverted when #856 is fixed.

.github/workflows/emis_trino_version_check.yaml

@@ -2,8 +2,6 @@ name: Check Trino version on EMIS and in docker-compose.yml match
 
 on:
   workflow_dispatch:
-  schedule:
-    - cron: '0 8 * * 1-5'
 
 jobs:
   check-trino-version: