Changing submodule used to import OTLPSpanExporter

Author: rodrigobr-msft

libraries/microsoft-agents-a365-observability-core/microsoft_agents_a365/observability/core/config.py

@@ -8,7 +8,7 @@
 from typing import Any, Optional
 
 from opentelemetry import trace
-from opentelemetry.exporter.otlp.proto.http.trace_exporter import OTLPSpanExporter
+from opentelemetry.exporter.otlp.proto.grpc.trace_exporter import OTLPSpanExporter
 from opentelemetry.sdk.resources import SERVICE_NAME, SERVICE_NAMESPACE, Resource
 from opentelemetry.sdk.trace import TracerProvider
 from opentelemetry.sdk.trace.export import ConsoleSpanExporter