ci: install UI dependencies in release job (#25)

Author: CDThomas

.circleci/config.yml

@@ -48,6 +48,9 @@ jobs:
       - checkout
       - restore_cache: *restore_cache
       - run: *install_dependencies
+      - run:
+          name: Install UI dependencies
+          command: cd ./graphql-usage-ui && yarn
       - run:
           name: Build package
           command: yarn build