print out all registered controllers

[MeenuyD]

it is easy to verify which controllers are registered if register log is printed out, so improve the log print of controller register in the entry point instead of in each controller register function.
#1813

[sonarqubecloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
0.0% Duplication

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (299c5f9) 52.21% compared to head (bbc55c9) 52.17%.
Report is 3 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1824      +/-   ##
==========================================
- Coverage   52.21%   52.17%   -0.05%     
==========================================
  Files         172      172              
  Lines       20863    20843      -20     
==========================================
- Hits        10894    10875      -19     
+ Misses       9010     9007       -3     
- Partials      959      961       +2     

Flag	Coverage Δ
unittests	52.17% <ø> (-0.05%)	⬇️

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[openyurt-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: MeenuyD, rambohe-ch

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[rambohe-ch]

/lgtm

[rambohe-ch]

/lgtm

[rambohe-ch]

Fixes #1813