Automation: Fix failing test cases

Background / User story

There are currently failing automated test cases. They need to be investigated and fixed, if there's not a real issue behind the failure, otherwise those test cases have to be manually executed for each release.

What to change

• Design: N/A
• Research: N/A
• Spec: N/A
• Legal: N/A
• Development:
  • Fix failing automated test cases.

Hints for testers

End to end tests should be passing locally: https://gitlab.com/eyeo/adblockplus/abpui/adblockplusui#end-to-end-testing

Hints for translators

N/A

Additional information

N/A