[style] add clang-tidy format

[wgtdkp]

Follow openthread clang-tidy formatting and update the source code accordingly.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 92.24138% with 9 lines in your changes are missing coverage. Please review.

Project coverage is 72.95%. Comparing base (7c936cb) to head (3488e0d).

❗ Current head 3488e0d differs from pull request most recent head e870c84. Consider uploading reports for the commit e870c84 to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #252      +/-   ##
==========================================
- Coverage   73.03%   72.95%   -0.08%     
==========================================
  Files          71       72       +1     
  Lines        7484     7477       -7     
==========================================
- Hits         5466     5455      -11     
- Misses       2018     2022       +4     

Files	Coverage Δ
include/commissioner/commissioner.hpp	25.00% <ø> (ø)
include/commissioner/error.hpp	100.00% <ø> (ø)
src/app/cli/interpreter.hpp	100.00% <ø> (ø)
src/app/cli/job.hpp	100.00% <ø> (ø)
src/app/cli/job_manager.hpp	100.00% <ø> (ø)
src/app/cli/main.cpp	85.71% <100.00%> (ø)
src/app/cli/security_materials.cpp	69.31% <100.00%> (ø)
src/app/commissioner_app.hpp	100.00% <100.00%> (ø)
src/app/commissioner_app_dummy.cpp	0.00% <ø> (ø)
src/app/commissioner_app_mock.hpp	52.77% <100.00%> (+0.66%)	⬆️
... and 26 more

[abtink]

Thanks @wgtdkp for all the changes/enhancements to the ot-commissioner 👍

[wgtdkp]

Thanks @wgtdkp for all the changes/enhancements to the ot-commissioner 👍

Thanks for reviewing @abtink !