Fix datasetID and ACL group name

Type of change

• Bug Fix
• Feature

Does this introduce a change in the core logic?

• [Yes]

Does this introduce a change in the cloud provider implementation, if so which cloud?

• AWS
• Azure
• GCP
• IBM

Updates description?

Remove special characters when creating OSDU id for the ETP-Dataset. Also fixes the group name for the acl (it should only be in lower case)