Fix issue with actor restarting instead of stopping#1223

ela-kotulska-frequenz merged 2 commits intofrequenz-floss:v1.x.xfrequenz-floss/frequenz-sdk-python:v1.x.xfrom

ela-kotulska-frequenz:fix_error_loopela-kotulska-frequenz/frequenz-sdk-python:fix_error_loopCopy head branch name to clipboard