Ensure GitLab/GitHub hooks have the right events (#687)
Ensure GitLab/GitHub hooks have the right events (#687)

* Ensure GitLab/GitHub hooks have the right events

* Set the push_events and merge_requests_events flags on new GitLab hooks.
* Update the configuration of GitLab and GitHub hooks if they need it.
pjcdawkins/platformsh-cli,pjcdawkins/platformsh-cli,platformsh/platformsh-cli,pjcdawkins/platformsh-cli,platformsh/platformsh-cli,platformsh/platformsh-cli