Update Documentation/proposals/202403-prometheus-operator-cli.md

Co-authored-by: Guillaume Hérail <xiu@users.noreply.github.com>

Documentation/proposals/202403-prometheus-operator-cli.md

@@ -16,7 +16,7 @@ Throughout the years, we received feedback from users (through workshops, suppor
 
 ## Why my Prometheus resource is not being created?
 
-People were struggling to troubleshoot why their Prometheus resources were not being created. They were not sure if the issue was with the Prometheus Operator or with the Prometheus resource itself.
+People are struggling to troubleshoot why their Prometheus resources are not being created. When troubleshooting, users are confused as to whether the issue comes from Prometheus Operator or the Prometheus resource itself.
 After long investigation, they found out that the Prometheus Operator were only watching the namespace where the Prometheus Operator was deployed, and the Prometheus resource was being created in a different namespace.
 
 Troubleshooting Alertmanager, Prometheus and Thanos Ruler pod creation is a manual work and requires domain knowledge about what RBAC permissions are needed, below you can find few examples of the issues that users reported: