Added missing tf-test prefix to gce policy in lustre test

[melinath]

Fixed hashicorp/terraform-provider-google#28243

Also manually cleaned up the stale resource.

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[melinath]

@modular-magician reassign-reviewer

[github-actions]

Googlers: For automatic test runs see go/terraform-auto-test-runs.

@malhotrasagar2212, 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 for commit 564e8a5:

Diff report

Your PR generated the following diffs in downstream repositories:

Repository	Diff Link	Changes
google provider	View Diff	1 file changed, 1 insertion(+), 1 deletion(-)
google-beta provider	View Diff	1 file changed, 1 insertion(+), 1 deletion(-)

Test report

Analytics

Total Tests	Passed	Skipped	Affected
8	7	0	1

Affected Service Packages

• lustre

Learn how VCR tests work

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Step 1: Replaying Mode

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

• TestAccLustreInstance_withPlacementPolicy

View the replaying VCR build log

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Step 2: Recording Mode

Recording Mode	Replaying Rerun	Test Name
✅ Log	✅	TestAccLustreInstance_withPlacementPolicy

🟢 All tests passed!

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

@melinath, @malhotrasagar2212 VCR tests complete for 564e8a5!