[stable/redis] Release 0.5.2 (#995)

* redis: update to `bitnami/redis:3.2.8-r3`

* redis: bump chart version to `0.5.2`

stable/redis/Chart.yaml

@@ -1,5 +1,5 @@
 name: redis
-version: 0.5.1
+version: 0.5.2
 description: Open source, advanced key-value store. It is often referred to as a data structure server since keys can contain strings, hashes, lists, sets and sorted sets.
 keywords:
 - redis

stable/redis/values.yaml

@@ -1,7 +1,7 @@
 ## Bitnami Redis image version
 ## ref: https://hub.docker.com/r/bitnami/redis/tags/
 ##
-image: bitnami/redis:3.2.8-r2
+image: bitnami/redis:3.2.8-r3
 
 ## Specify a imagePullPolicy
 ## ref: http://kubernetes.io/docs/user-guide/images/#pre-pulling-images