Updated demo link for Sumo Logic (open-telemetry#718)

README.md

@@ -56,7 +56,7 @@ keeping it up to date for you.
 |-------------------------------------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------|----------------------------------------------------------------------------------------------|
 | [AlibabaCloud LogService](https://github.com/aliyun-sls/opentelemetry-demo)                                       | [Dynatrace](https://www.dynatrace.com/news/blog/opentelemetry-demo-application-with-dynatrace/) | [New Relic](https://github.com/newrelic/opentelemetry-demo)                                  |
 | [AppDynamics](https://www.appdynamics.com/blog/cloud/how-to-observe-opentelemetry-demo-app-in-appdynamics-cloud/) | [Grafana Labs](https://github.com/grafana/opentelemetry-demo)                                   | [Splunk](https://github.com/signalfx/opentelemetry-demo)                                     |
-| [Aspecto](https://github.com/aspecto-io/opentelemetry-demo)                                                       | [Helios](https://otelsandbox.gethelios.dev)                                                     | [Sumo Logic](https://github.com/SumoLogic/opentelemetry-demo)                                |
+| [Aspecto](https://github.com/aspecto-io/opentelemetry-demo)                                                       | [Helios](https://otelsandbox.gethelios.dev)                                                     | [Sumo Logic](https://www.sumologic.com/blog/common-opentelemetry-demo-application/)                                |
 | [Coralogix](https://coralogix.com/blog/configure-otel-demo-send-telemetry-data-coralogix)                         | [Honeycomb.io](https://github.com/honeycombio/opentelemetry-demo)                               | [TelemetryHub](https://github.com/TelemetryHub/opentelemetry-demo/tree/telemetryhub-backend) |
 | [Datadog](https://github.com/DataDog/opentelemetry-demo)                                                          | [Lightstep](https://github.com/lightstep/opentelemetry-demo)                                    | [Uptrace](https://github.com/uptrace/uptrace/tree/master/example/opentelemetry-demo)         |