chore: fix renovate syntax issue

Signed-off-by: Michael Beemer <[email protected]>

Author: beeme1mr

renovate.json

@@ -2,7 +2,7 @@
   "$schema": "https://docs.renovatebot.com/renovate-schema.json",
   "extends": [
     "github>open-feature/community-tooling"
-  ]
+  ],
   "pep621": {
     "enabled": true
   },