[8.15] Get started with KSPM minor update (backport #5917) (#5921)

* Get started with KSPM minor update (#5917)

* adds emphasis

* makes text the same in both notes

(cherry picked from commit c14e4f8)

# Conflicts:
#	docs/serverless/cloud-native-security/get-started-with-kspm.mdx

* Delete docs/serverless directory and its contents

---------

Co-authored-by: Benjamin Ironside Goldstein <[email protected]>
Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

Author: 3 people

docs/cloud-native-security/kspm-get-started.asciidoc

@@ -128,7 +128,7 @@ If you are using the AWS visual editor to create and modify your IAM Policies, y
 
 Follow AWS's https://aws.github.io/aws-eks-best-practices/security/docs/iam/#iam-roles-for-service-accounts-irsa[EKS Best Practices] documentation to use the https://docs.aws.amazon.com/eks/latest/userguide/iam-roles-for-service-accounts.html[IAM Role to Kubernetes Service-Account] (IRSA) feature to get temporary credentials and scoped permissions.
 
-During setup, do not fill in any option in the "Setup Access" section. Instead click *Save and continue*.
+IMPORTANT: During setup, do not fill in any option in the "Setup Access" section. Click *Save and continue*.
 
 [discrete]
 [[kspm-use-instance-role]]