Update chart readme

Signed-off-by: Tamal Saha <tamal@appscode.com>

Author: tamalsaha

charts/stash/README.md

@@ -63,7 +63,7 @@ The following table lists the configurable parameters of the Stash chart and the
 | `affinity`                              | Affinity rules for pod assignment                                                                                                                                          | `{}`                                                      |
 | `annotations`                           | Annotations applied to operator pod(s)                                                                                                                                     | `{}`                                                      |
 | `nodeSelector`                          | Node labels for pod assignment                                                                                                                                             | `{}`                                                      |
-| `tolerations`                           | Tolerations used pod assignment                                                                                                                                            | `{}`                                                      |
+| `tolerations`                           | Tolerations used pod assignment                                                                                                                                            | `[]`                                                      |
 | `serviceAccount.create`                 | If `true`, create a new service account                                                                                                                                    | `true`                                                    |
 | `serviceAccount.name`                   | Service account to be used. If not set and `serviceAccount.create` is `true`, a name is generated using the fullname template                                              | ``                                                        |
 | `apiserver.groupPriorityMinimum`        | The minimum priority the group should have.                                                                                                                                | 10000                                                     |