Automation: fix "test advanced tab editing custom filters" E2E tests on MV3
Background
After the recent fixes in #1246 (closed), there are still a few failing tests left.
See allure report: https://adblockinc.gitlab.io/-/ext/adblockplus/adblockplus/-/jobs/6903203650/artifacts/allure-report/index.html#suites/a8057697c0af686e671ce713c8add7e8/c1df9afdec3f80a1/
What to change
- Design: n/a
- Research: n/a
- Spec: n/a
- Legal: n/a
- Development: Figure out why "test advanced tab editing custom filters" are failing on MV3 and fix them
Hints for testers
"test advanced tab editing custom filters" should be passing on MV3 and continue to pass on MV2
Hints for translators
n/a