Updated list of response codes

Added new response codes to this page:
https://docs.fiserv.dev/public/docs/response-codes

The following document was updated:
https://github.com/Fiserv-Developer/Payments-Documents/raw/main/General%20Gateway%20Response%20Codes.pdf

List of new response codes:

CodeDescription / Action / Meaning
30047Missing service location country
30048Invalid service location state for UK country
30049Missing service location state
30050Missing service location city
30051Missing service location ZIP
30105The Partial approved amount is less than Value Added Tax so Voiding the transaction from IPG
30573Problem with preparing transmission date time
70118Void is not allowed because the settlement date has already expired
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