fix: update pnpm to v9.15.9

Author: renovate[bot]

package.json

@@ -38,7 +38,7 @@
     "playwright": "^1.48.2",
     "playwright-chromium": "^1.48.2"
   },
-  "packageManager": "pnpm@9.13.1+sha256.dd98691b127b5d2c4d0605b594e98ec0bcbe5fba86358184de706c3312a4e2ee",
+  "packageManager": "pnpm@9.15.9+sha512.68046141893c66fad01c079231128e9afb89ef87e2691d69e4d40eee228988295fd4682181bae55b58418c3a253bde65a505ec7c5f9403ece5cc3cd37dcf2531",
   "engines": {
     "node": ">=18"
   },