Make test_http_over_https_error compatible with Solaris

[mtelka]

❓ What kind of change does this PR introduce?

• 🐞 bug fix
• 🐣 feature
• 📋 docs update
• 📋 tests/coverage improvement
• 📋 refactoring
• 💥 other

📋 What is the related issue number (starting with #)

I had to do this to make the test_http_over_https_error test passing on illumos (a Solaris fork).

❓ What is the current behavior? (You can also link to an open issue here)

The test fails when running on illumos.

❓ What is the new behavior (if this is a feature change)?

The test passes.

📋 Other information:

📋 Contribution checklist:

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this guide on making great pull requests)

• I wrote descriptive pull request text above
• I think the code is well written
• I wrote good commit messages
• I have squashed related commits together after
  the changes have been approved
• Unit tests for the changes exist
• Integration tests for the changes exist (if applicable)
• I used the same coding conventions as the rest of the project
• The new code doesn't generate linter offenses
• Documentation reflects the changes
• The PR relates to only one subject with a clear title
  and description in grammatically correct, complete sentences

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This change is 

[codecov]

Codecov Report

❌ Patch coverage is 0% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 79.15%. Comparing base (094088f) to head (3538e73).
⚠️ Report is 95 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #776      +/-   ##
==========================================
- Coverage   79.36%   79.15%   -0.21%     
==========================================
  Files          29       29              
  Lines        4201     4203       +2     
  Branches      538      539       +1     
==========================================
- Hits         3334     3327       -7     
- Misses        723      730       +7     
- Partials      144      146       +2     

[webknjaz]

Thanks!

[webknjaz]

@mtelka could you add a contrib change note, though?

[mtelka]

@mtelka could you add a contrib change note, though?

Done.

[webknjaz]

@mtelka could you rebase w/ conflict resolution?

[mtelka]

@mtelka could you rebase w/ conflict resolution?

Done