Add missing dependency in chakra-components

I'm not sure it was required, since the installation setup tells users
to also install the SDK alongside the components, and the monorepo
always has multiple SDK versions...

packages/chakra-components/package.json

@@ -69,6 +69,7 @@
     "@ethersproject/wallet": "^5.7.0",
     "@types/react": "^18.0.30",
     "@types/react-dom": "^18.0.11",
+    "@vocdoni/sdk": "~0.5.1",
     "clean-package": "^2.2.0",
     "date-fns": "^2.29.3",
     "eslint": "^8.42.0",