Fix use of member UID range in addclub

src/addclub.c

@@ -64,8 +64,8 @@ int addclub() {
     if (ceo_user_exists(userid))
         deny("user %s already exists in LDAP", userid);
 
-    if ((id = ceo_new_uid(member_min_id, member_max_id)) <= 0)
-        fatal("no available uids in range [%d, %d]", member_min_id, member_max_id);
+    if ((id = ceo_new_uid(club_min_id, club_max_id)) <= 0)
+        fatal("no available uids in range [%d, %d]", club_min_id, club_max_id);
 
     snprintf(acl_s, sizeof(acl_s), club_home_acl, id);