Output the currently installed versions

[olearycrew]

Please describe your feature request:

Add a flag to print the currently installed versions of all the tools

Describe the use case of this feature:

Maybe I just want to check which tools are installed / which versions of the tools before deciding to install a new one / install all

[ehsandeep]

@olearycrew there is PR from @edoardottt to include version in output https://github.com/projectdiscovery/pdtm/pull/42, do you have any feedback for CLI UI?

[olearycrew]

@ehsandeep LGTM!