`subql publish` broken output flag

[bz888]

Prerequisites

• [x] Are you running the latest version(s)?
• [x] Have you searched the documentation for your issue?
• [x] Did you search for an existing issue or pull request?

Description

on subql publish -o -f. -o is expected to output only the cid for pipeline purposes, however currently it is not behaving otherwise. I believe the functionality of the output flag was removed unintentionally.

[swizzmagik]

once this is fixed you can likely discard my PR