Bump squasher from 0.5.2 to 0.6.0
Created by: dependabot[bot]
Bumps squasher from 0.5.2 to 0.6.0.
Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting @dependabot rebase?.
If you'd like to skip this version, you can just close this PR. If you have any feedback just mention @dependabot in the comments below.
Special note: Dependabot is currently helping test a pre-release version of Bundler. If you see anything amiss with this PR, let us know - together we can ensure Bundler 1.16.0 is bug-free.