Added vtr_xml_utils to the requirements in setup.py
Added vtr_xml_utils to the requirements in setup.py

Signed-off-by: Grzegorz Latosinski <574624477ed0116ef9f8ff1ead5d9d56a6c88da6@antmicro.com>

SymbiFlow/python-symbiflow-v2x,SymbiFlow/python-symbiflow-v2x