Improve comment

Author: ueman

flutter/lib/src/default_integrations.dart

@@ -369,8 +369,8 @@ class LoadReleaseIntegration extends Integration<SentryFlutterOptions> {
           final packageInfo = await _packageLoader();
           var name = packageInfo.packageName;
           if (name.isEmpty) {
-            // Not all platforms have a packageName
-            // https://github.com/getsentry/sentry-dart/issues/410
+            // Not all platforms have a packageName.
+            // If no packageName is available, use the appName instead.
             name = _cleanAppName(packageInfo.appName);
           }