[chore][awscloudwatchlogsexporter] Enable goleak check

exporter/awscloudwatchlogsexporter/go.mod

@@ -18,6 +18,7 @@ require (
 	go.opentelemetry.io/collector/pdata v1.0.2-0.20240118172122-8131d31601b8
 	go.opentelemetry.io/otel/metric v1.22.0
 	go.opentelemetry.io/otel/trace v1.22.0
+	go.uber.org/goleak v1.3.0
 	go.uber.org/multierr v1.11.0
 	go.uber.org/zap v1.26.0
 )

exporter/awscloudwatchlogsexporter/package_test.go

@@ -0,0 +1,17 @@
+// Copyright The OpenTelemetry Authors
+// SPDX-License-Identifier: Apache-2.0
+
+package awscloudwatchlogsexporter
+
+import (
+	"testing"
+
+	"go.uber.org/goleak"
+)
+
+// The IgnoreTopFunction call prevents catching the leak generated by opencensus
+// defaultWorker.Start which at this time is part of the package's init call.
+// See https://github.com/census-instrumentation/opencensus-go/issues/1191 for more information.
+func TestMain(m *testing.M) {
+	goleak.VerifyTestMain(m, goleak.IgnoreTopFunction("go.opencensus.io/stats/view.(*worker).start"))
+}