Update iin-user-contributions.csv

in this case please add card sub brand it shoudl be express card

BIN/IIN number	516746
Brand	MASTERCARD
Country Code (ISO3166-1)	GE
Country	Georgia
Bank	Bank of Georgia
Card Type	DEBIT
Latitude and Longitude	42 43.5
Card Sub Brand	EXPRESS CARD
Card Category	
Query Time	277.72us