doc: remove inaccurate line from README.md (#776)
doc: remove inaccurate line from README.md (#776)

closes: #768
jmluy/x-common,jmluy/x-common,ErikSchierboom/x-common,ErikSchierboom/x-common,exercism/x-common,petertseng/x-common,Vankog/problem-specifications,rpottsoh/x-common,jmluy/x-common,rpottsoh/x-common,exercism/x-common,kgengler/x-common,petertseng/x-common,Vankog/problem-specifications,kgengler/x-common