Add new team members for 2020-06-29 [SKIP REVIEW APP]

This MR adds the team members who our on their second day of employment to the team page to ensure that the team page is up-to-date. The data comes from BambooHR. You can find more information about this automation in the handbook.

If you have questions about this, you can ask them on Slack in #peopleops-eng or create an issue in the People Ops Engineering project.