news: add claude-code's skills option entry

Author: t-monaghan

modules/misc/news/2025/11/2025-11-25_02-56-51.nix

@@ -0,0 +1,9 @@
+{ ... }:
+{
+  time = "2025-11-25T02:56:51+00:00";
+  message = ''
+    A new option `programs.claude-code.skills` is now available.
+
+    It allows you to extend claude-code's capabilities by defining agent skills.
+  '';
+}