Update pnpm to v10.15.1 (#110)

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

Author: renovate[bot]

package.json

@@ -19,5 +19,5 @@
       "@glint/template": "1.5.2"
     }
   },
-  "packageManager": "pnpm@10.14.0"
+  "packageManager": "pnpm@10.15.1"
 }