azurerm_disk_encryption_set - identity support for UserAssigned and SystemUserAssgined identity

[ziyeqf]

This PR is ready to review, while not able to merge before the feature become GA.
will be global avaiable by mid-October

Ref Link

TestAccDiskEncryptionSet_userAssignedIdentity

TF_ACC=1 go test -v ./internal/services/compute -run=TestAccDiskEncryptionSet_userAssignedIdentity -timeout=60m
=== RUN   TestAccDiskEncryptionSet_userAssignedIdentity
=== PAUSE TestAccDiskEncryptionSet_userAssignedIdentity
=== CONT  TestAccDiskEncryptionSet_userAssignedIdentity
--- PASS: TestAccDiskEncryptionSet_userAssignedIdentity (544.52s)
PASS
ok      github.com/hashicorp/terraform-provider-azurerm/internal/services/compute       545.664s

TestAccDiskEncryptionSet_systemAssignedUserAssignedIdentity

TF_ACC=1 go test -v ./internal/services/compute -run=TestAccDiskEncryptionSet_systemAssignedUserAssignedIdentity -timeout=60m
=== RUN   TestAccDiskEncryptionSet_systemAssignedUserAssignedIdentity
=== PAUSE TestAccDiskEncryptionSet_systemAssignedUserAssignedIdentity
=== CONT  TestAccDiskEncryptionSet_systemAssignedUserAssignedIdentity
--- PASS: TestAccDiskEncryptionSet_systemAssignedUserAssignedIdentity (468.53s)
PASS
ok      github.com/hashicorp/terraform-provider-azurerm/internal/services/compute       469.807s

[katbyte]

@ziyeqf - is the feature GA and this PR ready to go?

[ziyeqf]

@katbyte The feature will be avaiable in all regions in days, but will still need a manual step (azcli/powershell command) to enable for more days.
So I added a note in the doc. And then, I think it's ready to go.

[katbyte]

LGTM 🌩️

[github-actions]

This functionality has been released in v3.29.0 of the Terraform Provider. Please see the Terraform documentation on provider versioning or reach out if you need any assistance upgrading.

For further feature requests or bug reports with this functionality, please create a new GitHub issue following the template. Thank you!

[github-actions]

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