fix(config): wrong port values

[b-viguier]

Reason for This PR

When executing rr with provided file, we got following error:

* cannot parse 'ssl.acme.alt_http_port' as int: strconv.ParseInt: parsing "80,": invalid syntax
* cannot parse 'ssl.acme.alt_tlsalpn_port' as int: strconv.ParseInt: parsing "443,": invalid syntax

Description of Changes

Removal of the misleading ,

License Acceptance

By submitting this pull request, I confirm that my contribution is made under the terms of the MIT license.

PR Checklist

• [X] All commits in this PR are signed (git commit -s).
• [X] The reason for this PR is clearly provided (issue no. or explanation).
• [X] The description of changes is clear and encompassing.
• [X] Any required documentation changes (code and docs) are included in this PR.
• [X] Any user-facing changes are mentioned in CHANGELOG.md.
• [X] All added/changed functionality is tested.

Misc.

Thank you for your work 😄

[codecov[bot]]

Codecov Report

Merging #124 (c8f33c8) into master (c282abe) will not change coverage. The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #124   +/-   ##
=======================================
  Coverage   43.59%   43.59%           
=======================================
  Files          12       12           
  Lines         562      562           
=======================================
  Hits          245      245           
  Misses        306      306           
  Partials       11       11           

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