routeros model: Remove intermittent POE comment

[pioto]

Comments like this seem to come and go on some MikroTik equipment:

poe-out status: short_circuit

Pre-Request Checklist

• Passes rubocop code analysis (try rubocop --auto-correct)
• Tests added or adapted (try rake test)
• Changes are reflected in the documentation
• User-visible changes appended to CHANGELOG.md

Description

[codecov-commenter]

Codecov Report

Merging #2141 into master will increase coverage by 0.13%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #2141      +/-   ##
==========================================
+ Coverage   63.19%   63.32%   +0.13%     
==========================================
  Files          30       30              
  Lines        1497     1497              
==========================================
+ Hits          946      948       +2     
+ Misses        551      549       -2     

Impacted Files	Coverage Δ
lib/oxidized/output/git.rb	19.00% <0.00%> (+1.65%)	⬆️

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[wk]

Thanks for this! I've added an attribution line to CHANGELOG.md for this change and pulled it in.