Make OTLP the default exporter in HotROD

[yurishkuro]

Description of the changes

• Make OTLP to be the default exporter of traces from HotROD
• Update docker-compose file accordingly

[codecov]

Codecov Report

Patch coverage has no change and project coverage change: -0.01% ⚠️

Comparison is base (ae27a86) 97.04% compared to head (d2768f1) 97.04%.
Report is 5 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #4698      +/-   ##
==========================================
- Coverage   97.04%   97.04%   -0.01%     
==========================================
  Files         301      301              
  Lines       17880    17880              
==========================================
- Hits        17352    17351       -1     
- Misses        423      424       +1     
  Partials      105      105              

Flag	Coverage Δ
unittests	97.04% <ø> (-0.01%)	⬇️

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

see 1 file with indirect coverage changes

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.