[integration] signoz with keptn

### Tool / Product Name

Signoz 

### Goal

```shell
We are replacing Datadog and Prometheus with SigNoz, which is running on an EKS cluster. My question is, does SigNoz integrate with Keptn? If so, what is the configuration
```

### #help-integrations on Slack

- [x] Yes

### No Existing Integrations

- [x] Yes

### Assisted

Yes

### Any other info?

_No response_