Add enterprise_config field to GKE cluster object

[bradhoekstra]

This PR adds support for configuring enterprise_config for GKE clusters (see https://cloud.google.com/kubernetes-engine/docs/how-to/enable-gkee#gcp-cluster).

Bug: b/380901610
Terraform Issue: hashicorp/terraform-provider-google#20355

container: added `enterprise_config` field to `google_container_cluster` resource

[github-actions]

Hello! I am a robot. Tests will require approval from a repository maintainer to run.

@slevenick, a repository maintainer, has been assigned to review your changes. If you have not received review feedback within 2 business days, please leave a comment on this PR asking them to take a look.

You can help make sure that review is quick by doing a self-review and by running impacted tests locally.

[modular-magician]

Hi there, I'm the Modular magician. I've detected the following information about your changes:

Diff report

Your PR generated some diffs in downstreams - here they are.

google provider: Diff ( 3 files changed, 145 insertions(+))
google-beta provider: Diff ( 3 files changed, 145 insertions(+))

[modular-magician]

Tests analytics

Total tests: 219
Passed tests: 206
Skipped tests: 12
Affected tests: 1

Click here to see the affected service packages

• container

Action taken

Found 1 affected test(s) by replaying old test recordings. Starting RECORDING based on the most recent commit. Click here to see the affected tests

• TestAccContainerCluster_withEnterpriseConfig

Get to know how VCR tests work

[modular-magician]

🟢 Tests passed during RECORDING mode:
TestAccContainerCluster_withEnterpriseConfig [Debug log]

🟢 No issues found for passed tests after REPLAYING rerun.

---

🟢 All tests passed!

View the build log or the debug log for each test

[bradhoekstra]

@slevenick Friendly ping to please review this PR.

[github-actions]

@slevenick This PR has been waiting for review for 3 weekdays. Please take a look! Use the label disable-review-reminders to disable these notifications.

[github-actions]

@GoogleCloudPlatform/terraform-team @slevenick This PR has been waiting for review for 1 week. Please take a look! Use the label disable-review-reminders to disable these notifications.

[modular-magician]

Hi there, I'm the Modular magician. I've detected the following information about your changes:

Diff report

Your PR generated some diffs in downstreams - here they are.

google provider: Diff ( 3 files changed, 173 insertions(+))
google-beta provider: Diff ( 3 files changed, 173 insertions(+))

[modular-magician]

Tests analytics

Total tests: 219
Passed tests: 206
Skipped tests: 12
Affected tests: 1

Click here to see the affected service packages

• container

Action taken

Found 1 affected test(s) by replaying old test recordings. Starting RECORDING based on the most recent commit. Click here to see the affected tests

• TestAccContainerCluster_withEnterpriseConfig

Get to know how VCR tests work

[modular-magician]

🟢 Tests passed during RECORDING mode:
TestAccContainerCluster_withEnterpriseConfig [Debug log]

🟢 No issues found for passed tests after REPLAYING rerun.

---

🟢 All tests passed!

View the build log or the debug log for each test

[slevenick]

Thanks!