Merge branch 'observability/tracing-noop' of https://github.com/googleapis/sdk-platform-java into observability/tracing-noop

Author: diegomarquezp

java-showcase/gapic-showcase/src/test/java/com/google/showcase/v1beta1/it/ITOtelMetrics.java

@@ -72,6 +72,7 @@
 import io.opentelemetry.sdk.metrics.data.MetricData;
 import io.opentelemetry.sdk.metrics.data.PointData;
 import io.opentelemetry.sdk.testing.exporter.InMemoryMetricReader;
+import io.opentelemetry.sdk.trace.SdkTracerProvider;
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.HashMap;