osmo-ggsn: 1.10.0 -> 1.11.0

pkgs/servers/osmocom/osmo-sgsn/default.nix

···
 
 stdenv.mkDerivation rec {
   pname = "osmo-ggsn";
-  version = "1.10.0";
+  version = "1.11.0";
 
   src = fetchFromGitHub {
     owner = "osmocom";
     repo = "osmo-sgsn";
     rev = version;
-    hash = "sha256-tjExV8XigPEZ5gOCEoWfjhtGJVa5Ja3GHnpSovradak=";
+    hash = "sha256-jI82LS/WubFAkxBVF31qH4NWSmjC94dL73oOu3shfdU=";
   };
 
   postPatch = ''