chore: updated exporter sample app to use new exporters

[willarmiros]

Made these changes to test that the exporters still work as expected after the changes from #2485. This PR will be in draft until the next release of the SDK.

[codecov]

Codecov Report

Merging #2577 (59f33b4) into main (357ec92) will decrease coverage by 0.04%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             main    #2577      +/-   ##
==========================================
- Coverage   93.07%   93.02%   -0.05%     
==========================================
  Files         140      136       -4     
  Lines        5169     5134      -35     
  Branches     1101     1099       -2     
==========================================
- Hits         4811     4776      -35     
  Misses        358      358              

Impacted Files	Coverage Δ
...s/opentelemetry-core/src/platform/node/sdk-info.ts	0.00% <0.00%> (-100.00%)	⬇️
...opentelemetry-core/src/platform/node/globalThis.ts	0.00% <0.00%> (-100.00%)	⬇️
...pentelemetry-core/src/platform/node/performance.ts	0.00% <0.00%> (-100.00%)	⬇️
...lemetry-exporter-otlp-http/src/OTLPExporterBase.ts
...ntelemetry-core/src/platform/node/hex-to-base64.ts
...ages/opentelemetry-exporter-otlp-http/src/types.ts
.../opentelemetry-exporter-otlp-http/src/transform.ts
...opentelemetry-core/src/platform/node/timer-util.ts
...kages/opentelemetry-exporter-otlp-http/src/util.ts
...lemetry-exporter-otlp-http/src/transformMetrics.ts
... and 7 more

[github-actions]

This PR is stale because it has been open 60 days with no activity. Remove stale label or comment or this will be closed in 14 days.

[dyladan]

@willarmiros are you still planning on finishing this PR?

[github-actions]

This PR is stale because it has been open 60 days with no activity. Remove stale label or comment or this will be closed in 14 days.

[github-actions]

This PR was closed because it has been stale for 14 days with no activity.