Mark msg_ variable in RT publisher as private

[christophfroehlich]

No description provided.

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 85.17%. Comparing base (59ff73b) to head (9ecdb05).
⚠️ Report is 1 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #423      +/-   ##
==========================================
- Coverage   85.31%   85.17%   -0.15%     
==========================================
  Files          17       17              
  Lines        1396     1396              
  Branches      132      132              
==========================================
- Hits         1191     1189       -2     
- Misses        119      120       +1     
- Partials       86       87       +1     

Flag	Coverage Δ
unittests	85.17% <ø> (-0.15%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files with missing lines	Coverage Δ
...ools/include/realtime_tools/realtime_publisher.hpp	90.24% <ø> (ø)

... and 2 files with indirect coverage changes

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[mergify]

This pull request is in conflict. Could you fix it @christophfroehlich?

[saikishor]

LGTM

[saikishor]

Just for future reference: shouldn't be backported