Gathers the config that has to do with topic creation

in one place. These values are critical to maintain for those,
like us, who make use of auto create topics for production data.

Also a step towards #72 and #77.

kafka/10broker-config.yml

@@ -108,8 +108,11 @@ data:
     num.partitions=1
 
     default.replication.factor=3
+
     min.insync.replicas=2
 
+    auto.create.topics.enable=true
+
     # The number of threads per data directory to be used for log recovery at startup and flushing at shutdown.
     # This value is recommended to be increased for installations with data dirs located in RAID array.
     num.recovery.threads.per.data.dir=1

kafka/50kafka.yml

@@ -63,8 +63,6 @@ spec:
         -   log.retention.hours=-1
         - --override
         -   log.dirs=/var/lib/kafka/data/topics
-        - --override
-        -   auto.create.topics.enable=true
         resources:
           requests:
             cpu: 100m