Update mullvadvpn-beta from 2020.2-beta1 to 2020.3-beta1 (#8619)
Update mullvadvpn-beta from 2020.2-beta1 to 2020.3-beta1 (#8619)


mahori/homebrew-cask-versions,404NetworkError/homebrew-versions,rogeriopradoj/homebrew-versions,caskroom/homebrew-versions,pkq/homebrew-versions,rogeriopradoj/homebrew-versions,404NetworkError/homebrew-versions,lantrix/homebrew-versions,caskroom/homebrew-versions,lantrix/homebrew-versions,pkq/homebrew-versions