gkebackup: add list resources

[BBBmau]

Adds list-resource generation for the following gkebackup resources:

• google_gkebackup_backup_channel
• google_gkebackup_backup_plan
• google_gkebackup_restore_channel
• google_gkebackup_restore_plan

`google_gkebackup_backup_channel`

`google_gkebackup_backup_plan`

`google_gkebackup_restore_channel`

`google_gkebackup_restore_plan`

Tests: Acceptance tests PASSED (confirmed by Validator agent).

[modular-magician]

Hi there, I'm the Modular magician. I've detected the following information about your changes for commit ce9a898:

Diff report

Your PR generated the following diffs in downstream repositories:

Repository	Diff Link	Changes
google provider	View Diff	12 files changed, 1385 insertions(+)
google-beta provider	View Diff	12 files changed, 1385 insertions(+)

Test report

Analytics

Total Tests	Passed	Skipped	Affected
33	29	0	4

Affected Service Packages

• gkebackup

Learn how VCR tests work

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Step 1: Replaying Mode

Action taken

Found 4 affected test(s) by replaying old test recordings. Starting RECORDING based on the most recent commit.

Click here to see the affected tests

• TestAccGKEBackupBackupChannelListQuery_generated
• TestAccGKEBackupBackupPlanListQuery_generated
• TestAccGKEBackupRestoreChannelListQuery_generated
• TestAccGKEBackupRestorePlanListQuery_generated

View the replaying VCR build log

---

Step 2: Recording Mode

Recording Mode	Replaying Rerun	Test Name
✅ Log	✅	TestAccGKEBackupBackupChannelListQuery_generated
✅ Log	✅	TestAccGKEBackupBackupPlanListQuery_generated
✅ Log	✅	TestAccGKEBackupRestoreChannelListQuery_generated
✅ Log	✅	TestAccGKEBackupRestorePlanListQuery_generated

🟢 All tests passed!

View the recording VCR build log or the debug logs folder for detailed results.

@BBBmau VCR tests complete for ce9a898!