prosodyctl: Use already sorted array of module names [luacheck]

diff --git a/prosodyctl b/prosodyctl
index f58c3abc9c10ff12f9d0bff3d3a154e173598d83..4effb887d29794e5002fc0b2dc561a62f94a0a11 100755 (executable)
--- a/prosodyctl
+++ b/prosodyctl
@@ -594,7 +594,7 @@ function commands.about(arg)
                module_versions["libevent"] = luaevent.core.libevent_version();
        end
        local sorted_keys = array.collect(keys(module_versions)):sort();
-       for _, name in ipairs(array.collect(keys(module_versions)):sort()) do
+       for _, name in ipairs(sorted_keys) do
                print(name..":"..string.rep(" ", longest_name-#name), module_versions[name]);
        end
        print("");