skip agent firewall and agent update e2e test run on flatcar.

[nagworld9]

Description

Systemctl stop functionality changed and service doing restart on stop cmd in flatcar images. Agent firewall and update relying on stop operations, thus breaking our tests.

Issue #

---

PR information

• The title of the PR is clear and informative.
• There are a small number of commits, each of which has an informative message. This means that previously merged commits do not appear in the history of the PR. For information on cleaning up the commits in your pull request, see this page.
• If applicable, the PR references the bug/issue that it fixes in the description.
• New Unit tests were added for the changes made

Quality of Code and Contribution Guidelines

• I have read the contribution guidelines.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (99aca99) 71.91% compared to head (cc1f0b7) 71.91%.

Additional details and impacted files

@@           Coverage Diff            @@
##           develop    #3061   +/-   ##
========================================
  Coverage    71.91%   71.91%           
========================================
  Files          109      109           
  Lines        16357    16357           
  Branches      2337     2337           
========================================
  Hits         11763    11763           
  Misses        4044     4044           
  Partials       550      550           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.