feat: batch change flavour of release.yaml

[Chickensoupwithrice]

testing batch change automated release.yaml without git commands, since batch changes HAS TO handle that for us

Checklist

• Sister deploy-sourcegraph change:
• Sister customer-replica change (if necessary, for any changes affecting pure-docker or configuration):
• All images have a valid tag and SHA256 sum

Test plan

testing through temporal + batch changes