chore(deps): update dependency nx to v21 (#256)

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

Author: renovate[bot]

pnpm-lock.yaml

@@ -32,7 +32,7 @@ catalog:
   jsonfile: ^6.1.0
   liftoff: ^5.0.1
   minimist: ^1.2.8
-  nx: ^20.8.2
+  nx: ^21.1.3
   prettier: ^3.5.3
   publint: ^0.3.12
   react: ^19.1.0