Update METAR URL

(cherry picked from commit eb7b432f04)

kweather/weatherlib.cpp

@@ -196,7 +196,7 @@ void WeatherLib::getData(Data *d, bool force /* try even if host was down last t
 	{
 		d->downloading = true;
 		d->updated = false;
-		TQString u = "http://weather.noaa.gov/pub/data/observations/metar/stations/";
+		TQString u = "http://tgftp.nws.noaa.gov/data/observations/metar/stations/";
 		u += d->wi.reportLocation.upper().stripWhiteSpace();
 		u += ".TXT";