Update to Quantum Client 2.2.0

This patch updates tools/pip-requires to use the python-quantumclient 2.2
It also limits the version to <3.0.0 to prevent breaking something accidently
when 3.0.0 is released.

Fixes bug 1152695

Change-Id: Iec52ffe91793567c7707843a80a282bd51eb0c76
Merge "Update to Quantum Client 2.2.0"