Add connection pooling support to OTLP exporter for high-throughput scenarios#14364

Arunodoy18 wants to merge 4 commits intoopen-telemetry:mainopen-telemetry/opentelemetry-collector:mainfrom

Arunodoy18:feature/otlp-exporter-connection-poolArunodoy18/opentelemetry-collector:feature/otlp-exporter-connection-poolCopy head branch name to clipboard