Add argument parsing and add no-report option for local testing

Summary:
Per title. This enables better local testing and fixes a
misnamed variable.

Test Plan: ./contrib/teamcity/teamcitybot.py --no-report ./contrib/teamcity/build.sh

Reviewers: deadalnix, #bitcoin_abc

Reviewed By: deadalnix, #bitcoin_abc

Differential Revision: https://reviews.bitcoinabc.org/D895