chore(deps): update pnpm to v10

Author: renovate[bot]

package.json

@@ -2,7 +2,7 @@
   "name": "branches",
   "type": "module",
   "version": "0.0.1",
-  "packageManager": "pnpm@9.15.9",
+  "packageManager": "pnpm@10.9.0",
   "scripts": {
     "dev": "astro dev",
     "start": "astro dev",