cups-kyodialog3: fix source url

pkgs/misc/cups/drivers/kyodialog3/default.nix

···
   dontStrip = true;
 
   src = fetchzip {
-    url = "https://usa.kyoceradocumentsolutions.com/content/dam/kdc/kdag/downloads/technical/executables/drivers/kyoceradocumentsolutions/us/en/Kyocera_Linux_PPD_Ver_${version}.tar.gz";
+    url = "https://la.kyoceradocumentsolutions.com/content/dam/kdc/kdag/downloads/technical/executables/drivers/kyoceradocumentsolutions/lad/en/Kyocera_Linux_PPD_Ver_${version}.tar.gz";
     sha256 = "11znnlkfssakml7w80gxlz1k59f3nvhph91fkzzadnm9i7a8yjal";
   };