chore(deps): update dependency dayjs to v1.11.21

Author: renovate[bot]

package.json

@@ -74,7 +74,7 @@
     "@types/semver": "7.7.1",
     "axios": "1.16.1",
     "better-auth": "1.6.11",
-    "dayjs": "1.11.20",
+    "dayjs": "1.11.21",
     "filesize": "11.0.17",
     "immer": "11.1.8",
     "jotai": "2.20.0",