docs: clarify Grafana/Jaeger configuration

Signed-off-by: Meg McRoberts <[email protected]>

docs/content/en/docs/implementing/otel.md

@@ -93,7 +93,7 @@ you must have the following on your cluster:
   See
   [OpenTelemetry Collector](https://opentelemetry.io/docs/collector/)
   for more information.
-- Prometheus Operator.
+- A Prometheus Operator.
   See [Prometheus Operator Setup](https://github.com/prometheus-operator/kube-prometheus/blob/main/docs/customizing.md).
 
   - The Prometheus Operator must have the required permissions
@@ -127,13 +127,12 @@ you must have the following on your cluster:
     or a similar tool for traces following the instructions in
     [Jaeger Setup](https://github.com/jaegertracing/jaeger-operator#getting-started).
 
-  - Follow the instructions about configuring the Grafana dashboards for Keptn
-    in the Grafana
+  - Follow the instructions in the Grafana
     [README](https://github.com/keptn/lifecycle-toolkit/blob/main/dashboards/grafana/README.md)
-    file.
+    file to configure the Grafana dashboard(s) for Keptn..
 
-    Metrics can be retrieved without a dashboard.
-     See
+    Metrics can also be retrieved without a dashboard.
+    See
     [Accessing Metrics via the Kubernetes Custom Metrics API](evaluatemetrics/#accessing-metrics-via-the-kubernetes-custom-metrics-api)
 
 ### Integrate OpenTelemetry into Keptn

docs/content/en/docs/install/k8s.md

@@ -55,8 +55,7 @@ The basic steps are:
 ## Prepare your cluster for Keptn
 
 Keptn installs into an existing Kubernetes cluster.
-When setting up a local Kubernetes cluster
-to study or demonstrate Keptn,
+When setting up a local Kubernetes cluster to study or demonstrate Keptn,
 you need to provide these components.
 
 Your cluster should include the following: