Bump pusher from 1.3.1 to 1.3.2 (#84)
Bump pusher from 1.3.1 to 1.3.2 (#84)

Bumps [pusher](https://github.com/pusher/pusher-http-ruby) from 1.3.1 to 1.3.2.
- [Release notes](https://github.com/pusher/pusher-http-ruby/releases)
- [Changelog](https://github.com/pusher/pusher-http-ruby/blob/master/CHANGELOG.md)
- [Commits](https://github.com/pusher/pusher-http-ruby/compare/v1.3.1...v1.3.2)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
zooniverse/zoo-event-stats,zooniverse/zoo-event-stats