release_staging also deploys to AWS and needs context (#7315)

Co-authored-by: Habib Deriv <88178645+habib-deriv@users.noreply.github.com>

Author: thibault-deriv

.circleci/config.yml

@@ -232,6 +232,7 @@ workflows:
           filters:
             branches:
               only: /^master$/
+          context: binary-frontend-artifact-upload
       - publish_cloudflare_staging:
           requires:
             - release_staging