Added remote port

[CleitonDeLima]

Resolve #668

If there is another header to get the port I can include it too.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 95.36%. Comparing base (5289482) to head (350b55a).
Report is 22 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #671      +/-   ##
==========================================
+ Coverage   95.21%   95.36%   +0.14%     
==========================================
  Files          31       32       +1     
  Lines        1025     1057      +32     
==========================================
+ Hits          976     1008      +32     
  Misses         49       49              

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

[hramezani]

Thanks @CleitonDeLima for this PR. please add a new entry in changelog https://github.com/jazzband/django-auditlog/blob/master/CHANGELOG.md in the Improvements section

[hramezani]

Thanks @CleitonDeLima