Add clarification comment regarding experimental status of OpenTelemetry logs module

Author: madebygps

servers/opentelemetry_middleware.py

@@ -7,6 +7,8 @@
 from opentelemetry.exporter.otlp.proto.grpc._log_exporter import OTLPLogExporter
 from opentelemetry.exporter.otlp.proto.grpc.metric_exporter import OTLPMetricExporter
 from opentelemetry.exporter.otlp.proto.grpc.trace_exporter import OTLPSpanExporter
+# The _logs module uses underscores to indicate "experimental" status in OpenTelemetry Python,
+# not "private/internal". There is no alternative public API at the moment.
 from opentelemetry.sdk._logs import LoggerProvider, LoggingHandler
 from opentelemetry.sdk._logs.export import BatchLogRecordProcessor
 from opentelemetry.sdk.metrics import MeterProvider