ROB: Use warning instead of error for early EOD for RunLengthDecode

[stefan6419846]

Closes #3517.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 97.15%. Comparing base (66f97a3) to head (36e1c67).
⚠️ Report is 5 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #3548   +/-   ##
=======================================
  Coverage   97.15%   97.15%           
=======================================
  Files          56       56           
  Lines        9783     9783           
  Branches     1784     1786    +2     
=======================================
  Hits         9505     9505           
  Misses        167      167           
  Partials      111      111           

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[SirPyTech]

Thanks for working on this! 😄 Let me know if I can help