Improve PIP bit colors and labels in htmlgen
Improve PIP bit colors and labels in htmlgen

Signed-off-by: Clifford Wolf <b28e7ff75903c06de987a1eb75ea100a79c89e3a@clifford.at>

SymbiFlow/prjxray,SymbiFlow/prjxray,SymbiFlow/prjxray,SymbiFlow/prjxray,SymbiFlow/prjxray