--ssl argument is not parsed properly by main entrypoint

[calebstewart]

Bug Description

The --ssl argument is not parsed properly by the main entrypoint, and erroneously fails when used in combination with the --listen argument with the following error:

error: --ssl is incompatible with an explicit protocol

pwncat version

Provide the output of pwncat --version or a commit hash if working from
a development branch.

$ pwncat --version
0.5.1

Steps to Reproduce

Steps to reproduce the behavior:

1. Run a command like pwncat --ssl -lp 4444
2. See the error.

Expected Behavior

Open an SSL encrypted bind shell listener.

Screenshots