Postgres integration not working on Heroku

[lforst]

Is there an existing issue for this?

• [X] I have checked for existing issues https://github.com/getsentry/sentry-javascript/issues
• [X] I have reviewed the documentation https://docs.sentry.io/
• [X] I am using the latest SDK release https://github.com/getsentry/sentry-javascript/releases

How do you use Sentry?

Sentry Saas (sentry.io)

Which package are you using?

@sentry/node

SDK Version

7.6.0

Framework Version

No response

Link to Sentry event

No response

Steps to Reproduce

Someone is not getting DB spans in their production environment on Heroku using the Postgres integration.

More details: https://getsentry.atlassian.net/browse/ISSUE-1566

Expected Result

Getting db spans

Actual Result

Not getting db spans