update zmp

Google/GoogleSat.zmp/params.txt

@@ -5,7 +5,7 @@ name=
 name_en=Satellite (Google maps)
 name_uk=Ñóïóòíèê (Google)
 asLayer=0
-DefURLBase=http://khm.google.com/kh/v=79&hl=ru
+DefURLBase=http://khm.google.com/kh/v=81&hl=ru
 projection=1
 sradiusa=6378137
 sradiusb=6378137