#dnf upgradeで競合発生
問題: package crypto-policies-20190527-1.git0b3add8.fc29.noarch conflicts with libreswan < 3.28 provided by libreswan-3.27-1.fc29.x86_64
- cannot install the best update candidate for package libreswan-3.27-1.fc29.x86_64
- cannot install the best update candidate for package crypto-policies-20190211-2.gite3eacfc.fc29.noarch

'--best --allowerasing'でcrypto-policiesを入れた方がいいのかな