poker: Add canonical-data (#793)
poker: Add canonical-data (#793)

Closes #576 

ErikSchierboom/x-common,exercism/x-common,rpottsoh/x-common,ErikSchierboom/x-common,jmluy/x-common,Vankog/problem-specifications,jmluy/x-common,petertseng/x-common,kgengler/x-common,petertseng/x-common,Vankog/problem-specifications,rpottsoh/x-common,exercism/x-common,kgengler/x-common,jmluy/x-common