GitHub: Rework pull request template. (#466)

.github/pull_request_template.md

@@ -1,25 +1,12 @@
 <!--
-@team-cabbage will be automatically requested for review once
-this PR has been submitted.
+@team-cabbage will be automatically requested for review once this PR has been submitted.
 -->
 
-### Tests on workload clusters (not always required)
+For changes in the chart, chart templates and container images, I executed the following tests, using the `hello-world` app, to verify them in live environments:
 
-For changes in the chart, chart templates, and ingress controller container images, I executed the following tests
-to verify them working in live enviromnents:
-
-| Test / Provider | AWS | Azure | KVM |
-| --- | --- | --- | --- |
-| Upgrade from previous version |  |  |  |
-| Existing Ingress resources are reconciled correctly |  |  |  |
-| Fresh install |  |  |  |
-| Fresh Ingress resources are reconciled correctly |  |  |  |
-
-Testing was done using `hello-world-app`.
-
-Hint for KVM:
-
-```
-kubectl port-forward -n kube-system svc/nginx-ingress-controller-app 8080:80
-ingress_domain=host.configured.in.ingress; curl --connect-to "$ingress_domain:80:127.0.0.1:8080" "http://$ingress_domain" -v
-```
+| Test / Provider                             | AWS | Azure |
+| ------------------------------------------- | --- | ----- |
+| Upgrade from previous version               |     |       |
+| Existing `Ingress` resources are reconciled |     |       |
+| Fresh install                               |     |       |
+| Fresh `Ingress` resources are reconciled    |     |       |