download_strategy: remove redundant conditional
download_strategy: remove redundant conditional

nandub/brew,EricFromCanada/brew,nandub/brew,JCount/brew,nandub/brew,nandub/brew,EricFromCanada/brew,Homebrew/brew,JCount/brew,JCount/brew,Homebrew/brew,JCount/brew,EricFromCanada/brew,MikeMcQuaid/brew,MikeMcQuaid/brew,MikeMcQuaid/brew,EricFromCanada/brew,Homebrew/brew,Homebrew/brew,MikeMcQuaid/brew