do-agent: 3.10.0 -> 3.11.0

pkgs/servers/monitoring/do-agent/default.nix

···
 
 buildGoModule rec {
   pname = "do-agent";
-  version = "3.10.0";
+  version = "3.11.0";
 
   src = fetchFromGitHub {
     owner = "digitalocean";
     repo = "do-agent";
     rev = version;
-    sha256 = "sha256-boEgCC3uWvJvb6VKpNhh6vHCfeE7oun5oneI2ITKh9g=";
+    sha256 = "sha256-Up7HBG6h24XIjBRvQYZpuB5lWXYTipQql9loykwwd1k=";
   };
 
   ldflags = [