fix: dashboard standalone class not added when parameter set (#16619)
fix: dashboard standalone class not added when parameter set (#16619)

Co-authored-by: Ville Brofeldt <026c5e6697087e3931da4a0c9f14ef1a0107ee3c@gmail.com>
zhouyao1994/incubator-superset,airbnb/caravel,zhouyao1994/incubator-superset,zhouyao1994/incubator-superset,zhouyao1994/incubator-superset,airbnb/caravel,zhouyao1994/incubator-superset,airbnb/caravel,airbnb/caravel