meta: bump rolldown in the compiling group (#448)

Bumps the compiling group with 1 update: [rolldown](https://github.com/rolldown/rolldown/tree/HEAD/packages/rolldown).


Updates `rolldown` from 1.0.0-beta.38 to 1.0.0-beta.40
- [Release notes](https://github.com/rolldown/rolldown/releases)
- [Changelog](https://github.com/rolldown/rolldown/blob/main/CHANGELOG.md)
- [Commits](https://github.com/rolldown/rolldown/commits/v1.0.0-beta.40/packages/rolldown)

---
updated-dependencies:
- dependency-name: rolldown
  dependency-version: 1.0.0-beta.40
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: compiling
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

package-lock.json

@@ -72,7 +72,7 @@
     "remark-parse": "^11.0.0",
     "remark-rehype": "^11.1.2",
     "remark-stringify": "^11.0.0",
-    "rolldown": "^1.0.0-beta.38",
+    "rolldown": "^1.0.0-beta.40",
     "semver": "^7.7.2",
     "shiki": "^3.13.0",
     "unified": "^11.0.5",