fix: pages project delete should error if project name not specified

[emily-shen]

What this PR solves / how to test

Fixes #5559
To be quite honest, I have no idea why this appeases yargs and the previous state did not.

Author has addressed the following

• Tests
  • TODO (before merge)
  • Tests included
  • Tests not necessary because:
• E2E Tests CI Job required? (Use "e2e" label or ask maintainer to run separately)
  • I don't know
  • Required
  • Not required because: adequately covered by unit tests
• Changeset (Changeset guidelines)
  • TODO (before merge)
  • Changeset included
  • Changeset not necessary because: trivial
• Public documentation
  • TODO (before merge)
  • Cloudflare docs PR(s):
  • Documentation not necessary because: trivial

[changeset-bot]

⚠️ No Changeset found

Latest commit: f2d1df9

Merging this PR will not cause a version bump for any packages. If these changes should not result in a new version, you're good to go. If these changes should result in a version bump, you need to add a changeset.

This PR includes no changesets

When changesets are added to this PR, you'll see the packages that this PR includes changesets for and the associated semver types

Click here to learn what changesets are, and how to add one.

Click here if you're a maintainer who wants to add a changeset to this PR

[github-actions]

A wrangler prerelease is available for testing. You can install this latest build in your project with:

npm install --save-dev https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/11251950059/npm-package-wrangler-6914

You can reference the automatically updated head of this PR with:

npm install --save-dev https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/prs/6914/npm-package-wrangler-6914

Or you can use npx with this latest build directly:

npx https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/11251950059/npm-package-wrangler-6914 dev path/to/script.js

Additional artifacts:

npx https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/11251950059/npm-package-create-cloudflare-6914 --no-auto-update

npm install https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/11251950059/npm-package-cloudflare-kv-asset-handler-6914

npm install https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/11251950059/npm-package-miniflare-6914

npm install https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/11251950059/npm-package-cloudflare-pages-shared-6914

npm install https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/11251950059/npm-package-cloudflare-vitest-pool-workers-6914

npm install https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/11251950059/npm-package-cloudflare-workers-editor-shared-6914

npm install https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/11251950059/npm-package-cloudflare-workers-shared-6914

Note that these links will no longer work once the GitHub Actions artifact expires.

---

wrangler@3.80.2 includes the following runtime dependencies:

Package	Constraint	Resolved
miniflare	workspace:*	3.20240925.1
workerd	1.20240925.0	1.20240925.0
workerd --version	1.20240925.0	2024-09-25

Please ensure constraints are pinned, and miniflare/workerd minor versions match.

[andyjessop]

Change looks good - could we add a test to confirm?