chore: upgrade to pnpm 9.12.0

[andyjessop]

What this PR solves / how to test

Fixes #000.

Upgrades to pnpm 9.12.0

Author has addressed the following

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

[changeset-bot]

⚠️ No Changeset found

Latest commit: ee4f8bc

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

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[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/11167125518/npm-package-wrangler-6886

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

npm install --save-dev https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/prs/6886/npm-package-wrangler-6886

Or you can use npx with this latest build directly:

npx https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/11167125518/npm-package-wrangler-6886 dev path/to/script.js

Additional artifacts:

npx https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/11167125518/npm-package-create-cloudflare-6886 --no-auto-update

npm install https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/11167125518/npm-package-cloudflare-kv-asset-handler-6886

npm install https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/11167125518/npm-package-miniflare-6886

npm install https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/11167125518/npm-package-cloudflare-pages-shared-6886

npm install https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/11167125518/npm-package-cloudflare-vitest-pool-workers-6886

npm install https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/11167125518/npm-package-cloudflare-workers-editor-shared-6886

npm install https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/11167125518/npm-package-cloudflare-workers-shared-6886

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

---

wrangler@3.79.0 includes the following runtime dependencies:

Package	Constraint	Resolved
miniflare	workspace:*	3.20240925.0
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.