message: Fix display of first American UHV goal
diff: @@ -3776,7 +3776,7 @@ def getUHVHelp(iPlayer, iGoal):
  elif iCiv == iAmerica:
  if iGoal == 0:
  bAmericas = isAreaFreeOfCivs(plots.rectangle(tNorthCentralAmerica), dCivGroups[iCivGroupEurope])
  - bMexico = isControlledOrVassalized(iPlayer, plots.core(iPersia))
  + bMexico = isControlledOrVassalized(iPlayer, plots.core(iMexico))
  aHelp.append(getIcon(bAmericas) + text("TXT_KEY_VICTORY_NO_NORTH_AMERICAN_COLONIES") + ' ' + getIcon(bMexico) + text("TXT_KEY_CIV_MEXICO_SHORT_DESC"))
  elif iGoal == 1:
  bUnitedNations = data.getWonderBuilder(iUnitedNations) == iPlayer
  