added helm-docs

Signed-off-by: Griffin <[email protected]>

chart/README.md

@@ -21,6 +21,7 @@ metrics, observability, health checks, with pre- and post-deployment evaluations
 | `global.certManagerEnabled`     | Enable this value to install Keptn Certificate Manager                    | `true` |
 | `global.imageRegistry`          | Global Docker image registry                                              | `""`   |
 | `global.imagePullSecrets`       | Global Docker registry secret names as an array                           | `[]`   |
+| `global.imagePullPolicy`        | Policy for pulling Docker images. Options: Always, IfNotPresent, Never    | `""`   |
 | `global.commonLabels`           | Common labels to add to all Keptn resources. Evaluated as a template      | `{}`   |
 | `global.commonAnnotations`      | Common annotations to add to all Keptn resources. Evaluated as a template | `{}`   |
 | `global.caInjectionAnnotations` | CA injection annotations for cert-manager.io configuration                | `{}`   |