Support neoterm ID in Tmap - :[N]Tmap

[pr4th4m]

Is your feature request related to a problem? Please describe.
I would like to map commands for multiple terminals

Describe the solution you'd like
:1Tmap ls

Describe alternatives you've considered
Create similar function is my init.vim https://github.com/kassio/neoterm/blob/master/autoload/neoterm.vim#L187

Additional context

[pr4th4m]

Thanks mate, appreciate it