fix: enable self signed jwt for grpc#60

gcf-merge-on-green[bot] merged 2 commits into

mastergoogleapis/python-network-connectivity:masterfrom

owl-bot-68582cd3-cf1e-4d25-8df5-daa952d4a2a9googleapis/python-network-connectivity:owl-bot-68582cd3-cf1e-4d25-8df5-daa952d4a2a9Copy head branch name to clipboard