signin.costco.com - can't log in

### Please answer the following questions for yourself before submitting an issue

- [X] Filters were updated before reproducing an issue
- [X] I checked the [knowledge base](https://adguard.com/kb/) and found no answer
- [X] I checked to make sure that this issue has not already been filed

### AdGuard version

AdGuard for Mac 2.16.0.1814 nightly

### Browser version

Safari

### OS version

MacOS

### Issue Details

"I am unable to log in to costco.ca (which goes through signin.costco.com) with AdGuard enabled. Even when I've disabled every single filtering option in the app, it only works if I actually quit AdGuard."

All information in the original issue:
https://github.com/AdguardTeam/AdguardFilters/issues/188137

### Expected Behavior

_No response_

### Actual Behavior

The user cannot log in to costco.ca with AdGuard Enabled.

### Screenshots

Screenshot 1

### Additional Information

The original issue in filters: https://github.com/AdguardTeam/AdguardFilters/issues/188137