lerna: update 5.1.8 bottle.
lerna: update 5.1.8 bottle.

lemzwerg/homebrew-core,chrisfinazzo/homebrew-core,Homebrew/homebrew-core,chrisfinazzo/homebrew-core,lemzwerg/homebrew-core,filcab/homebrew-core,Homebrew/homebrew-core,filcab/homebrew-core