ocserv: add otp support

Fixes:

ocserv[225874]: unknown option 'otp'

Changed files
+2
pkgs
by-name
oc
ocserv
+2
pkgs/by-name/oc/ocserv/package.nix
···
ronn,
pam,
libxcrypt,
}:
stdenv.mkDerivation (finalAttrs: {
···
lz4
pam
libxcrypt
];
meta = {
···
ronn,
pam,
libxcrypt,
+
oath-toolkit,
}:
stdenv.mkDerivation (finalAttrs: {
···
lz4
pam
libxcrypt
+
oath-toolkit
];
meta = {