Add uncommented ports field for ZooKeeper in Samza

theodolite-benchmarks/docker-test/uc1-beam-samza/docker-compose.yml

@@ -4,6 +4,8 @@ services:
     image: confluentinc/cp-zookeeper
     expose:
       - "2181"
+    #ports:
+    #  - 2181:2181
     environment:
       ZOOKEEPER_CLIENT_PORT: 2181
   kafka:

theodolite-benchmarks/docker-test/uc2-beam-samza/docker-compose.yml

@@ -4,6 +4,8 @@ services:
     image: confluentinc/cp-zookeeper
     expose:
       - "2181"
+    #ports:
+    #  - 2181:2181
     environment:
       ZOOKEEPER_CLIENT_PORT: 2181
   kafka:

theodolite-benchmarks/docker-test/uc3-beam-samza/docker-compose.yml

@@ -4,6 +4,8 @@ services:
     image: confluentinc/cp-zookeeper
     expose:
       - "2181"
+    #ports:
+    #  - 2181:2181
     environment:
       ZOOKEEPER_CLIENT_PORT: 2181
   kafka:

theodolite-benchmarks/docker-test/uc4-beam-samza/docker-compose.yml

@@ -4,6 +4,8 @@ services:
     image: confluentinc/cp-zookeeper
     expose:
       - "2181"
+    #ports:
+    #  - 2181:2181
     environment:
       ZOOKEEPER_CLIENT_PORT: 2181
   kafka: