Merge pull request #121 from microsoft/psl-removeduplicatpackage

fix: removed the duplicate package from requirements.txt

Author: Roopan-Microsoft

src/backend/requirements.txt

@@ -45,7 +45,6 @@ starlette
 aiortc
 opentelemetry-exporter-otlp-proto-grpc
 opentelemetry-exporter-otlp-proto-http
-opentelemetry-exporter-otlp-proto-grpc
 azure-monitor-events-extension
 opentelemetry-sdk==1.31.1
 opentelemetry-api==1.31.1