Merge #1362

1362: added Progressive r=poteto a=jkatsaros

## Add Progressive

- [X] I have read the [contributing guidelines](https://github.com/poteto/hiring-without-whiteboards/blob/master/CONTRIBUTING.md)
- [X] I agree to the [Code of Conduct](https://github.com/poteto/hiring-without-whiteboards/blob/master/CODE_OF_CONDUCT.md)
- [X] I have followed the [format](https://github.com/poteto/hiring-without-whiteboards/blob/master/CONTRIBUTING.md#format) prescribed in the contributing guidelines
- [X] (OPTIONAL) In your pull request message, add additional context on the interview process if necessary

I provided links to how Progressive defines STAR interviews and its STAR technical interview.


Co-authored-by: Jason Katsaros <katsarjp@tutanota.com>

README.md

@@ -693,6 +693,7 @@ Also check out [No Whiteboards](https://www.nowhiteboard.org) to search for jobs
 - [Pragmateam](https://pragma.team/talent) | Sydney, Australia | Engineering Consultancy And Delivery - Takehome exercise & discussion
 - [PremiumBeat](https://www.premiumbeat.com/careers) | Montreal, Canada | Discussion and general, high level questions
 - [Primary](https://www.primary.com/jobs) | New York, NY / Remote | Phone chat, take home exercise, pair program and discuss onsite.
+- [Progressive](https://www.progressive.com/careers/) | Mayfield Village, OH / Remote | Recruiter phone screen, followed by 2 one-hour [manager STAR interviews](https://www.progressive.com/careers/how-we-hire/application-next-steps/interviewing/) and 1 one-hour [technical STAR interview](https://www.progressive.com/careers/life/how-to-prepare-for-a-technical-screening/).
 - [Prokeep](https://www.prokeep.com/careers) | Remote | Take-home project, informal chat with managers.
 - [PromptWorks](https://www.promptworks.com/jobs) | Philadelphia, PA | Take-home project, pair programming, discussion on-site
 - [PropertyCaptain](https://www.propertycaptain.ch) | Zurich, Switzerland | Take-home project, discussion on-site