Update astro-expressive-code to latest (0.40)

[hippotastic]

Description

Updates EC version again, updating the existing changeset to reflect the latest update.

[changeset-bot]

⚠️ No Changeset found

Latest commit: cf28477

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 changesets to release 1 package

Name	Type
@astrojs/starlight	Minor

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

[netlify]

✅ Deploy Preview for astro-starlight ready!

Name	Link
🔨 Latest commit	cf28477
🔍 Latest deploy log	https://app.netlify.com/sites/astro-starlight/deploys/6784ee18722f2a000894fd1a
😎 Deploy Preview	https://deploy-preview-2796--astro-starlight.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.
Lighthouse	1 paths audited Performance: 96 (🔴 down 4 from production) Accessibility: 100 (no change from production) Best Practices: 100 (no change from production) SEO: 100 (no change from production) PWA: - View the detailed breakdown and full score reports

---

To edit notification comments on pull requests, go to your Netlify site configuration.

[astrobot-houston]

size-limit report 📦

Path	Size
/index.html	6.93 KB (0%)
/_astro/*.js	21.19 KB (0%)
/_astro/*.css	13.76 KB (0%)

[delucis]

Thanks @hippotastic!