isl: add 0.15 bottle for Linuxbrew. (#4268)
isl: add 0.15 bottle for Linuxbrew. (#4268)


maxim-belkin/homebrew-core,LinuxbrewTestBot/homebrew-core,Linuxbrew/homebrew-core,maxim-belkin/homebrew-core,rwhogg/homebrew-core,rwhogg/homebrew-core,LinuxbrewTestBot/homebrew-core,Linuxbrew/homebrew-core