chore(deps-dev): bump undici from 7.6.0 to 7.8.0

Bumps [undici](https://github.com/nodejs/undici) from 7.6.0 to 7.8.0.
- [Release notes](https://github.com/nodejs/undici/releases)
- [Commits](nodejs/undici@v7.6.0...v7.8.0)

---
updated-dependencies:
- dependency-name: undici
  dependency-version: 7.8.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package.json

@@ -79,7 +79,7 @@
     "tsx": "4.19.3",
     "typescript": "5.8.3",
     "typescript-eslint": "8.28.0",
-    "undici": "7.6.0",
+    "undici": "7.8.0",
     "vite": "6.2.6",
     "vitest": "3.1.1",
     "wrangler": "^4.6.0"