Update virtualbox-extension-pack-beta from 6.1.0_BETA1,133315 to 6.1.0_BETA2,134221 (#8058)
Update virtualbox-extension-pack-beta from 6.1.0_BETA1,133315 to 6.1.0_BETA2,134221 (#8058)


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