fix: use INVALID_ARGUMENT wtih partition not found

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?

#87 (closed) Use EINVALID_ARGUMENT error code (400 REST equivalent) instead of default (500 equivalent) when using invalid partition name.