Make csi driver configurable to be able to run multiple instances (#115)

Co-authored-by: Marco Franssen <[email protected]>

charts/spire/charts/spiffe-csi-driver/README.md

@@ -14,6 +14,7 @@ A Helm chart to install the SPIFFE CSI driver.
 | Key | Type | Default | Description |
 |-----|------|---------|-------------|
 | fullnameOverride | string | `""` |  |
+| healthChecks.port | int | `9809` |  |
 | image.pullPolicy | string | `"IfNotPresent"` |  |
 | image.registry | string | `"ghcr.io"` |  |
 | image.repository | string | `"spiffe/spiffe-csi-driver"` |  |
@@ -27,6 +28,7 @@ A Helm chart to install the SPIFFE CSI driver.
 | nodeDriverRegistrar.image.version | string | `"v2.6.2"` |  |
 | nodeDriverRegistrar.resources | object | `{}` |  |
 | nodeSelector | object | `{}` |  |
+| pluginName | string | `"csi.spiffe.io"` | Set the csi driver name deployed to Kubernetes. |
 | podAnnotations | object | `{}` |  |
 | podSecurityContext | object | `{}` |  |
 | priorityClassName | string | `""` | Priority class assigned to daemonset pods |