Update Workers Sites/Legacy Assets error message in versions commands

[RamIdeas]

What this PR solves / how to test

Updating the copy merged in #6379 which has not been released yet so no ned for a changeset

Author has addressed the following

• Tests
  • TODO (before merge)
  • Included
  • Not necessary because:
• E2E Tests CI Job required? (Use "e2e" label or ask maintainer to run separately)
  • I don't know
  • Required / Maybe required
  • Not required because:
• Changeset (Changeset guidelines)
  • TODO (before merge)
  • Included
  • Not necessary because:
• Public documentation
  • TODO (before merge)
  • Cloudflare docs PR(s):
  • Not necessary because:

[changeset-bot]

⚠️ No Changeset found

Latest commit: 99351c0

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/10181965084/npm-package-wrangler-6390

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

npm install --save-dev https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/prs/6390/npm-package-wrangler-6390

Or you can use npx with this latest build directly:

npx https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/10181965084/npm-package-wrangler-6390 dev path/to/script.js

Additional artifacts:

npx https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/10181965084/npm-package-create-cloudflare-6390 --no-auto-update

npm install https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/10181965084/npm-package-cloudflare-kv-asset-handler-6390

npm install https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/10181965084/npm-package-miniflare-6390

npm install https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/10181965084/npm-package-cloudflare-pages-shared-6390

npm install https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/10181965084/npm-package-cloudflare-vitest-pool-workers-6390

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

---

[email protected] includes the following runtime dependencies:

Package	Constraint	Resolved
miniflare	workspace:*	3.20240718.1
workerd	1.20240725.0	1.20240725.0
workerd --version	1.20240725.0	2024-07-25

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