chanmon.pl (v2.5): Uninitizalised value in subroutine entry L953

[Zarthus]

13:30:52 perl │ warning: Use of uninitialized value in subroutine entry at /home/zarthus/.weechat/perl/autoload/chanmon.pl line 953.

I don't have much info or any way to reproduce, but this sometimes pops up in my weechat buffer.

Introduced in https://github.com/weechat/scripts/commit/179e9fec7b04d2af924bb8bbe1e128fc7a1d0daa#diff-58947f50e9986438a2b30049cc85c539R953

plugins.var.perl.chanmon.alignment      string   "channel"                      
plugins.var.perl.chanmon.color_buf      string   "on"                           
plugins.var.perl.chanmon.dynamic        string   "off"                          
plugins.var.perl.chanmon.first_run      string   "true"                         
plugins.var.perl.chanmon.logging        string   "off"                          
plugins.var.perl.chanmon.merge_private  string   "off"                          
plugins.var.perl.chanmon.nick_prefix    string   "<"                            
plugins.var.perl.chanmon.nick_suffix    string   ">"                            
plugins.var.perl.chanmon.output         string   "buffer"                       
plugins.var.perl.chanmon.short_names    string   "on"                           
plugins.var.perl.chanmon.show_aways     string   "off"