gamin: fix debian-patches to use live URL

Also apparently 0.1.10-4 is gone, so "fixed" to 0.1.10-4.1

pkgs/development/libraries/gamin/debian-patches.nix

···
 # Generated by debian-patches.sh from debian-patches.txt
 let
-  prefix = "http://patch-tracker.debian.org/patch/series/dl/gamin/0.1.10-4.1";
+  prefix = "https://sources.debian.org/data/main/g/gamin/0.1.10-4.1/debian/patches";
 in
 [
   {

pkgs/development/libraries/gamin/debian-patches.txt

···
-gamin/0.1.10-4
+gamin/0.1.10-4.1
 17_deprecated_const_return.patch