fix redis defaults to force string keys instead of numeric

salt/redis/soc_redis.yaml

@@ -121,7 +121,7 @@ redis:
         description: Set the amount of keys that need to change to save after 15 minutes.
         global: True
         helpLink: redis.html
-      '300: 
+      '300': 
         description: Set the amount of keys that need to change to save after 5 minutes.
         global: True
         helpLink: redis.html