Describe the current behavior

It's quite out of date today.

Describe the improvement

Add support for a newer API version, located at:
https://github.com/Azure/azure-rest-api-specs/tree/main/specification/operationalinsights/resource-manager/Microsoft.OperationalInsights/OperationalInsights/stable/2025-07-01

We should add support for this 2025-07-01 API version. We also need to add new tests and samples for this. The new API version only needs to support the resources that we're already supporting, which is just Workspace