Update sassc to version 2.3.0 (#1787)
Update sassc to version 2.3.0 (#1787)

Co-authored-by: depfu[bot] <2714779d9417fc52c071749b76ce00064c1f90e7@users.noreply.github.com>
mamhoff/alchemy_cms,AlchemyCMS/alchemy_cms,AlchemyCMS/alchemy_cms,mamhoff/alchemy_cms,mamhoff/alchemy_cms,robinboening/alchemy_cms,AlchemyCMS/alchemy_cms,robinboening/alchemy_cms,robinboening/alchemy_cms