PagerDuty OAuth2 Support

[Rupenieks]

No description provided.

[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you all sign our Contributor License Agreement before we can accept your contribution.
1 out of 2 committers have signed the CLA.

✅ RicardoE105
❌ Rupenieks

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[RicardoE105]

Got merged.

The only change I made was changing the scope field from string to hidden.

Let me know if something. Thanks.