Merge pull request #19752 from mkawalec/master

openconnect: use openconnect linked against gnutls by default

pkgs/top-level/all-packages.nix

···
     SDL = SDL_sixel;
   };
 
-  openconnect = openconnect_openssl;
+  openconnect = openconnect_gnutls;
 
   openconnect_openssl = callPackage ../tools/networking/openconnect.nix {
     gnutls = null;