chore(deps): update pnpm to v8 (#118)

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

Author: renovate[bot]

package.json

@@ -8,7 +8,7 @@
     "require": "./dist/index.js",
     "default": "./dist/index-esm.mjs"
   },
-  "packageManager": "pnpm@7.9.3",
+  "packageManager": "pnpm@8.6.12",
   "engines": {
     "node": "^14.13 || >=16 || >=18"
   },