Apply suggestions from code review

Co-authored-by: Olha Yevtushenko <yorugac@users.noreply.github.com>

docs/sources/v0.50.x/set-up/set-up-distributed-k6/usage/common-options.md

@@ -15,8 +15,7 @@ The only options that are required as part of the `TestRun` CRD spec are `script
 
 ## Separate
 
-`separate: true` indicates that the jobs created need to be distributed across different nodes. This is useful if you're running a
-test with a really high VU count and want to make sure the resources of each node won't become a bottleneck.
+`separate: true` indicates that the jobs created need to be distributed across different nodes. This is useful if you're running a test with a really high VU count and want to make sure the resources of each node won't become a bottleneck.
 
 ## Service account
 
@@ -52,3 +51,7 @@ Defines options for the starter pod. The non-exhaustive list includes:
 
 - Passing in a custom image.
 - Passing in labels and annotations.
+
+## Initializer
+
+By default, the initializer Job is defined with the same options as the runner Jobs, but its options can be overwritten by setting `.spec.initializer`.

docs/sources/v0.50.x/set-up/set-up-distributed-k6/usage/executing-k6-scripts-with-testrun-crd.md

@@ -5,7 +5,7 @@ title: Run k6 scripts with TestRun CRD
 
 # Run k6 scripts with TestRun CRD
 
-This guide covers how you can configure your k6 scripts to run using the k6 operator.
+This guide covers how you can configure your k6 scripts to run using the k6 Operator.
 
 ## Defining test scripts
 

docs/sources/v0.50.x/set-up/set-up-distributed-k6/usage/extensions.md

@@ -5,7 +5,7 @@ title: Use k6 Operator with k6 extensions
 
 # Use k6 Operator with k6 extensions
 
-By default, the k6 operator uses `grafana/k6:latest`, or the latest version of k6, as the container image for the test jobs.
+By default, the k6 Operator uses `ghcr.io/grafana/k6-operator:latest-runner` as the container image for the test jobs.
 
 If you want to use k6 [extensions](https://grafana.com/docs/k6/<K6_VERSION>/extensions/) built with [xk6](https://github.com/grafana/xk6), you'll need to create your own image and override the `image` property on the `TestRun` Kubernetes resource.
 

docs/sources/v0.50.x/set-up/set-up-distributed-k6/usage/k6-operator-to-gck6.md

@@ -7,7 +7,7 @@ title: Use the k6 Operator with Grafana Cloud k6
 
 Grafana Cloud k6 is the Grafana Cloud offering of k6, which gives you access to all of k6 capabilities, while Grafana handles the infrastructure, storage, and metrics aggregation and insights from your tests.
 
-When using the k6 Operator, you can still leverage Grafana Cloud k6 to get access to the metric analysis that the platform offers.
+When using the k6 Operator, you can still leverage Grafana Cloud k6 to get access to the metric storage and analysis that the platform offers.
 
 There are two ways to use the k6 Operator with Grafana Cloud k6: Private Load Zones and Cloud output.