chore(deps): update pnpm to v10.28.0 (#200)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package.json

@@ -16,7 +16,7 @@
   "engines": {
     "node": ">=20.0.0"
   },
-  "packageManager": "pnpm@10.27.0",
+  "packageManager": "pnpm@10.28.0",
   "scripts": {
     "build": "slidev build example.md",
     "check:format": "eslint . --max-warnings 0",