fix(deps): update dependency react-router to v7.6.3

Author: renovate[bot]

package-lock.json

@@ -22,7 +22,7 @@
     "luxon": "3.6.1",
     "react": "19.1.0",
     "react-dom": "19.1.0",
-    "react-router": "7.5.3",
+    "react-router": "7.6.3",
     "tailwindcss": "3.4.17",
     "zod": "3.25.64"
   },