Fix for creating a knocking room

[Velin92]

the join rule override was not used correctly

[github-actions]

	Warnings
⚠️	Some of the commits are missing ticket numbers. Please consider squashing all commits that don't have a tracking number.

Generated by 🚫 Danger Swift against e17bc87

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 78.75%. Comparing base (e7d4ea0) to head (e17bc87).
Report is 1 commits behind head on develop.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #3499      +/-   ##
===========================================
+ Coverage    78.72%   78.75%   +0.02%     
===========================================
  Files          743      743              
  Lines        61906    61906              
===========================================
+ Hits         48735    48752      +17     
+ Misses       13171    13154      -17     

Flag	Coverage Δ
unittests	69.53% <ø> (+0.02%)	⬆️

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