enhance: [2.4] Support otlp http exporter (#35053)

[congqixia]

Cherry-pick from master
pr: #35053
See also #35052

[codecov]

Codecov Report

Attention: Patch coverage is 31.81818% with 30 lines in your changes missing coverage. Please review.

Project coverage is 81.12%. Comparing base (4138a9f) to head (869197b).
Report is 1 commits behind head on 2.4.

Additional details and impacted files

@@            Coverage Diff             @@
##              2.4   #35073      +/-   ##
==========================================
- Coverage   84.84%   81.12%   -3.73%     
==========================================
  Files         786     1046     +260     
  Lines      113264   137055   +23791     
==========================================
+ Hits        96101   111186   +15085     
- Misses      12965    21661    +8696     
- Partials     4198     4208      +10     

Files	Coverage Δ
internal/core/src/common/Tracer.h	100.00% <ø> (ø)
internal/core/src/common/init_c.cpp	0.00% <ø> (ø)
internal/util/initcore/init_core.go	90.54% <100.00%> (+0.39%)	⬆️
pkg/util/paramtable/component_param.go	98.54% <100.00%> (+<0.01%)	⬆️
internal/core/src/common/Tracer.cpp	72.15% <0.00%> (ø)
pkg/tracer/tracer.go	65.57% <0.00%> (-12.86%)	⬇️

... and 283 files with indirect coverage changes

[xiaofan-luan]

/lgtm
/approve

[sre-ci-robot]

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