Low memory limits for zookeeper too,

same argument as stated in the 50kafka.yml manifest

Author: solsson

zookeeper/50pzoo.yml

@@ -51,6 +51,8 @@ spec:
           requests:
             cpu: 10m
             memory: 100Mi
+          limits:
+            memory: 100Mi
         readinessProbe:
           exec:
             command:

zookeeper/51zoo.yml

@@ -54,6 +54,8 @@ spec:
           requests:
             cpu: 10m
             memory: 100Mi
+          limits:
+            memory: 100Mi
         readinessProbe:
           exec:
             command: