referring domain not inferred when in-app browser is used

[donrestarone]

trafficstars

Describe the bug When the in-app browser in a social media app is used (eg: the instagram browser), Violet recognizes the in-app browser correctly but does not track the referring domain (in the example of the instagram browser, it should be instagram.com)

To Reproduce Steps to reproduce the behavior:

1. add a Violet powered link somewhere on instagram (like in a bio)
2. Click on 'the link
3. consent to tracking
4. check analytics for the latest visit and you will see the in app browser was tracked but the referring domain was not