Update rstudio-preview to 1.2.1330 (#7123)
Update rstudio-preview to 1.2.1330 (#7123)

* Update rstudio-preview to 1.2.1330

* update sha

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