Bug#942101: python-msrest build accesses the network during the build

[Matthias Klose]

Package: src:python-msrest
Version: 0.6.1-1
Severity: serious
Tags: sid bullseye
according to
https://launchpadlibrarian.net/441507516/buildlog_ubuntu-eoan-amd64.python-msrest_0.6.1-1_BUILDING.txt.gz

the tests access some infrastructure.  The build must not rely on the network, 
the autopkg tests can.  Usually the Debian buildds don't check for network access.