tests: Removed mxnet from functional tests + minor fix on rewards (#362)

* ci: change workflow

* changed timeout

* fix function reach reward

* print logs

* removing mxnet

* res'

.circleci/config.yml

@@ -731,7 +731,6 @@ workflows:
       - functional_tests:
           requires:
             - build_base
-            - integration_tests
       - functional_test_doom:
           requires:
             - build_doom_env