libsmbconf: consider "include" a forbidden parameter in regisry config again.

It is now taken care of by the special includes handling.

Michael
(This used to be commit 2c8c65d6900086e92c838333b31abf9efdb61343)

source3/lib/smbconf/smbconf_reg.c

@@ -51,6 +51,7 @@ static bool smbconf_reg_valname_forbidden(const char *valname)
 		"lock directory",
 		"lock dir",
 		"config backend",
+		"include",
 		NULL
 	};
 	const char **forbidden = NULL;