[FEATURE] Include the output of pip list for debug info

[sarthakpati]

Is your feature request related to a problem? Please describe.

Currently, only the essentials of the system and gandlf code base is recorded.

Describe the solution you'd like

It would be useful to have the user's current environment in addition to GaNDLF code essentials.

Describe alternatives you've considered

This should do it:

from pip import main
print(main(["list"]))

Additional context

N.A.