syslogng: 3.14.1 -> 3.15.1 (#40062)

Semi-automatic update generated by https://github.com/ryantm/nixpkgs-update tools.

This update was made based on information from https://repology.org/metapackage/syslog-ng/versions.

These checks were done:

- built on NixOS
- ran ‘/nix/store/dwmr0h5zbh22ijcwcsg74m301hg8hab9-syslog-ng-3.15.1/bin/loggen -h’ got 0 exit code
- ran ‘/nix/store/dwmr0h5zbh22ijcwcsg74m301hg8hab9-syslog-ng-3.15.1/bin/loggen --help’ got 0 exit code
- ran ‘/nix/store/dwmr0h5zbh22ijcwcsg74m301hg8hab9-syslog-ng-3.15.1/bin/loggen -V’ and found version 3.15.1
- ran ‘/nix/store/dwmr0h5zbh22ijcwcsg74m301hg8hab9-syslog-ng-3.15.1/bin/loggen --version’ and found version 3.15.1
- ran ‘/nix/store/dwmr0h5zbh22ijcwcsg74m301hg8hab9-syslog-ng-3.15.1/bin/syslog-ng -h’ got 0 exit code
- ran ‘/nix/store/dwmr0h5zbh22ijcwcsg74m301hg8hab9-syslog-ng-3.15.1/bin/syslog-ng --help’ got 0 exit code
- ran ‘/nix/store/dwmr0h5zbh22ijcwcsg74m301hg8hab9-syslog-ng-3.15.1/bin/syslog-ng-ctl --help’ got 0 exit code
- ran ‘/nix/store/dwmr0h5zbh22ijcwcsg74m301hg8hab9-syslog-ng-3.15.1/bin/syslog-ng-debun -h’ got 0 exit code
- ran ‘/nix/store/dwmr0h5zbh22ijcwcsg74m301hg8hab9-syslog-ng-3.15.1/bin/syslog-ng-debun help’ got 0 exit code
- found 3.15.1 with grep in /nix/store/dwmr0h5zbh22ijcwcsg74m301hg8hab9-syslog-ng-3.15.1
- directory tree listing: https://gist.github.com/e99978b52b48e592a7c12121b246128c

pkgs/tools/system/syslog-ng/default.nix

@@ -11,11 +11,11 @@ in
 
 stdenv.mkDerivation rec {
   name = "${pname}-${version}";
-  version = "3.14.1";
+  version = "3.15.1";
 
   src = fetchurl {
     url = "https://github.com/balabit/${pname}/releases/download/${name}/${name}.tar.gz";
-    sha256 = "0i79qib47cwg6kd5h4w277h942d6ahb1aj09243rlallr46jci82";
+    sha256 = "1vzrg6s30wc2as2s42h7a1qvyxqx26nq895r9y75aasfcwlbvnm2";
   };
 
   nativeBuildInputs = [ pkgconfig which ];