Add VoltageTransformer wrapper - #210

Add VoltageTransformer wrapper#210

llucax merged 4 commits into

frequenz-floss:v0.x.xfrequenz-floss/frequenz-client-common-python:v0.x.xfrom

llucax:voltage-transformerllucax/frequenz-client-common-python:voltage-transformerCopy head branch name to clipboard