message: ci: temp fix for mysqlclient on an OS regression bug
diff: #
  set -e
  +# Temporary fix, probably related with https://bugs.launchpad.net/ubuntu/+source/opencv/+bug/1890170
  +# MySQL was failling with:
  +# from . import _mysql
  +# ImportError: /lib/x86_64-linux-gnu/libstdc++.so.6: cannot allocate memory in static TLS block
  +export LD_PRELOAD=/lib/x86_64-linux-gnu/libstdc++.so.6
  export SUPERSET_CONFIG=${SUPERSET_CONFIG:-tests.integration_tests.superset_test_config}
  export SUPERSET_TESTENV=true
  echo "Superset config module: $SUPERSET_CONFIG"
  