cifs-utils: add optional dependencies

for cifs.idmap, getcifsacl and setcifsacl and capability dropping in mount.cifs

pkgs/os-specific/linux/cifs-utils/default.nix

@@ -5,9 +5,11 @@
   autoreconfHook,
   docutils,
   pkg-config,
+  libcap,
   libkrb5,
   keyutils,
   pam,
+  samba,
   talloc,
   python3,
 }:
@@ -29,9 +31,11 @@ stdenv.mkDerivation rec {
 
   buildInputs = [
     keyutils
+    libcap
     libkrb5
     pam
     python3
+    samba
     talloc
   ];