fix: update pnpm to v10.15.1

Author: renovate[bot]

package.json

@@ -74,7 +74,7 @@
     "smtp-tester": "npm:@dword-design/smtp-tester-fork@^0.0.1",
     "tree-kill-promise": "^4.0.0"
   },
-  "packageManager": "pnpm@10.13.1+sha512.37ebf1a5c7a30d5fabe0c5df44ee8da4c965ca0c5af3dbab28c3a1681b70a256218d05c81c9c0dcf767ef6b8551eb5b960042b9ed4300c59242336377e01cfad",
+  "packageManager": "pnpm@10.15.1+sha512.34e538c329b5553014ca8e8f4535997f96180a1d0f614339357449935350d924e22f8614682191264ec33d1462ac21561aff97f6bb18065351c162c7e8f6de67",
   "engines": {
     "node": ">=20"
   },