support path on traces endpoints

[tsloughter]

No description provided.

[codecov]

Codecov Report

Merging #213 (995cf39) into main (b4c2df5) will increase coverage by 0.22%.
The diff coverage is 91.66%.

@@            Coverage Diff             @@
##             main     #213      +/-   ##
==========================================
+ Coverage   35.55%   35.78%   +0.22%     
==========================================
  Files          64       64              
  Lines        3350     3365      +15     
==========================================
+ Hits         1191     1204      +13     
- Misses       2159     2161       +2     

Flag	Coverage Δ
api	51.61% <ø> (ø)
elixir	14.03% <ø> (ø)
erlang	35.86% <91.66%> (+0.23%)	⬆️
exporter	19.54% <91.66%> (+0.47%)	⬆️
sdk	71.69% <ø> (ø)

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

Impacted Files	Coverage Δ
...ntelemetry_exporter/src/opentelemetry_exporter.erl	78.90% <91.66%> (+1.03%)	⬆️
apps/opentelemetry/src/otel_batch_processor.erl	73.86% <0.00%> (-1.14%)	⬇️
apps/opentelemetry/src/otel_metric_accumulator.erl	79.16% <0.00%> (+2.08%)	⬆️

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