[stable/prometheus-redis-exporter] Fix secret key path in deployment (#21259)

* Update secret key path in deployment

Signed-off-by: Ken Thompson <ken.thompson23@gmail.com>

* Clarify use of SSL connections in redis address

Signed-off-by: Ken Thompson <ken.thompson23@gmail.com>

* Update chart version

Signed-off-by: Ken Thompson <ken.thompson23@gmail.com>

stable/prometheus-redis-exporter/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v1
 appVersion: 1.3.4
 description: Prometheus exporter for Redis metrics
 name: prometheus-redis-exporter
-version: 3.2.2
+version: 3.2.3
 home: https://github.com/oliver006/redis_exporter
 sources:
   - https://github.com/oliver006/redis_exporter

stable/prometheus-redis-exporter/README.md

@@ -54,7 +54,7 @@ The following table lists the configurable parameters and their default values.
 | `service.port`         | service external port                               | `9121`                    |
 | `service.annotations`  | Custom annotations for service                      | `{}`                      |
 | `service.labels`       | Additional custom labels for the service            | `{}`                      |
-| `redisAddress`         | Address of the Redis instance to scrape      | `redis://myredis:6379`    |
+| `redisAddress`         | Address of the Redis instance to scrape. Use `rediss://` for SSL.      | `redis://myredis:6379`    |
 | `annotations`          | pod annotations for easier discovery                | {}                        |
 | `rbac.create`           | Specifies whether RBAC resources should be created.| `true` |
 | `rbac.pspEnabled`       | Specifies whether a PodSecurityPolicy should be created.| `true` |

stable/prometheus-redis-exporter/templates/deployment.yaml

@@ -48,7 +48,7 @@ spec:
               valueFrom:
                 secretKeyRef:
                   name: {{ .Values.auth.secret.name }}
-                  key: {{ .Values.secret.key }}
+                  key: {{ .Values.auth.secret.key }}
             {{- else }}
               value: {{ .Values.auth.redisPassword }}
             {{- end }}