CalculateColorAffinity fails if 17lands data is incomplete

[maqifrnswa]

similar to #1 , if a card doesn't have data for a certain color combination, calculatecoloraffinity won't finish calculating the remaining cards:

swapping "try" and "for" here:

MTGA_Draft_17Lands/card_logic.py

Line 241 in dc97857

try:

will fix it!
thanks!

[bstaple1]

Thanks for bringing this to my attention. I will make the change