test: corrected "can create and delete object storage buckets" test

[skulpok-akamai]

Description 📝

Fixed failing e2e test.

As an Author, to speed up the review process, I considered 🤔

👀 Doing a self review
❔ Our contribution guidelines
🤏 Splitting feature into small PRs
➕ Adding a changeset
🧪 Providing/improving test coverage
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• I have read and considered all applicable items listed above.

As an Author, before moving this PR from Draft to Open, I confirmed ✅

• All tests and CI checks are passing
• TypeScript compilation succeeded without errors
• Code passes all linting rules

[linode-gh-bot]

Cloud Manager UI test results

🔺 3 failing tests on test run #5 ↗︎

❌ Failing	✅ Passing	↪️ Skipped	🕐 Duration
3 Failing	885 Passing	11 Skipped	47m 59s

Details

Failing Tests
	Spec	Test
❌	lke-create.spec.ts	Cloud Manager Cypress Tests→LKE Cluster Creation with LKE-E→shows the LKE-E flow with the feature flag on » creates an LKE-E cluster with the account capability
❌	alerts-create.spec.ts	Cloud Manager Cypress Tests→Create flow when beta alerts enabled by region and feature flag » create flow after switching to beta alerts
❌	alerts-create.spec.ts	Cloud Manager Cypress Tests→Create flow when beta alerts enabled by region and feature flag » can toggle from legacy to beta alerts and back to legacy

Troubleshooting

Use this command to re-run the failing tests:

pnpm cy:run -s "cypress/e2e/core/kubernetes/lke-create.spec.ts,cypress/e2e/core/linodes/alerts-create.spec.ts"