Fix version comparison in `SDK#latest_sdk`.
Fix version comparison in `SDK#latest_sdk`.

claui/brew,claui/brew,claui/brew,konqui/brew,Homebrew/brew,claui/brew,reitermarkus/brew,konqui/brew,reitermarkus/brew,MikeMcQuaid/brew,nandub/brew,EricFromCanada/brew,EricFromCanada/brew,sjackman/homebrew,nandub/brew,JCount/brew,Homebrew/brew,EricFromCanada/brew,vitorgalvao/brew,JCount/brew,vitorgalvao/brew,konqui/brew,nandub/brew,EricFromCanada/brew,MikeMcQuaid/brew,MikeMcQuaid/brew,MikeMcQuaid/brew,JCount/brew,reitermarkus/brew,nandub/brew,Homebrew/brew,JCount/brew,konqui/brew,sjackman/homebrew,reitermarkus/brew,vitorgalvao/brew,sjackman/homebrew,Homebrew/brew,sjackman/homebrew,vitorgalvao/brew