mod_admin_telnet: remove unused import (util.serialization) [luacheck]

diff --git a/plugins/mod_admin_telnet.lua b/plugins/mod_admin_telnet.lua
index b2a013247c7026fa60dbdf6b46e215df9aa6fd97..088e09dd042eaf1c19a4187e5e939fd365799816 100644 (file)
--- a/plugins/mod_admin_telnet.lua
+++ b/plugins/mod_admin_telnet.lua
@@ -732,7 +732,6 @@ local function print_errors(print, errors)
 end
 
 function def_env.s2s:showcert(domain)
-       local ser = require "util.serialization".serialize;
        local print = self.session.print;
        local s2s_sessions = module:shared"/*/s2s/sessions";
        local domain_sessions = set.new(array.collect(values(s2s_sessions)))