New Observability with OpenSearch Submodule - Metrics to OpenSearch

### Outline the high level topic of the lab

Demonstrate how metrics can be exported to OpenSearch for analysis and visualization.

### Provide the flow of the lab exercise, including what sample application components will be used

1. Pre-load OpenSearch dashboard to navigate metrics logs
2. Setup ADOT and data-prepper to export application logs to OpenSearch
3. Spin up a demo workload (or use the existing test application) to generate metrics logs that workshop attendees can spot
4. Highlight information that is available through the OpenSearch dashboard

### What additional AWS infrastructure or EKS addons/components will need to be created or installed to support this lab?

None

### What additional software or configuration will be required in the Cloud9 IDE?

None

### Are enhancements to the retail sample application required to support this lab exercise?

No