Merge branch '35657-fix-prometheus-docs-to-indicate-kubernetes-is-not-required-docs' into 'master'

Fix Prometheus docs to indicate Kubernetes is not required - docs

Closes #35657

See merge request !13140

doc/ci/environments.md

@@ -607,8 +607,7 @@ exist, you should see something like:
 - With GitLab 9.2, all deployments to an environment are shown directly on the
   monitoring dashboard
 
-If your application is deployed on Kubernetes and you have enabled Prometheus
-collecting metrics, you can monitor the performance behavior of your app
+If you have enabled Prometheus for collecting metrics, you can monitor the performance behavior of your app
 through the environments.
 
 Once configured, GitLab will attempt to retrieve performance metrics for any