KAFKA-18351: Remove top-level version field from docker-compose.yml files (#18322)

Reviewers: Mickael Maison <[email protected]>, Sylwester Lachiewicz <[email protected]>, Dávid Szigecsán

Author: m1a2st

docker/examples/docker-compose-files/cluster/combined/plaintext/docker-compose.yml

@@ -14,7 +14,6 @@
 # limitations under the License.
 
 ---
-version: '2'
 services:
   kafka-1:
     image: ${IMAGE}

docker/examples/docker-compose-files/cluster/combined/ssl/docker-compose.yml

@@ -14,7 +14,6 @@
 # limitations under the License.
 
 ---
-version: '2'
 services:
   kafka-1:
     image: ${IMAGE}

docker/examples/docker-compose-files/cluster/isolated/plaintext/docker-compose.yml

@@ -14,7 +14,6 @@
 # limitations under the License.
 
 ---
-version: '2'
 services:
   controller-1:
     image: ${IMAGE}

docker/examples/docker-compose-files/cluster/isolated/ssl/docker-compose.yml

@@ -14,7 +14,6 @@
 # limitations under the License.
 
 ---
-version: '2'
 services:
   controller-1:
     image: ${IMAGE}

docker/examples/docker-compose-files/single-node/file-input/docker-compose.yml

@@ -14,7 +14,6 @@
 # limitations under the License.
 
 ---
-version: '2'
 services:
   broker:
     image: ${IMAGE}

docker/examples/docker-compose-files/single-node/plaintext/docker-compose.yml

@@ -14,7 +14,6 @@
 # limitations under the License.
 
 ---
-version: '2'
 services:
   broker:
     image: ${IMAGE}

docker/examples/docker-compose-files/single-node/ssl/docker-compose.yml

@@ -14,7 +14,6 @@
 # limitations under the License.
 
 ---
-version: '2'
 services:
   broker:
     image: ${IMAGE}

docker/test/fixtures/mode/combined/docker-compose.yml

@@ -14,7 +14,6 @@
 # limitations under the License.
 
 ---
-version: '2'
 services:
   broker1:
     image: {$IMAGE}

docker/test/fixtures/mode/isolated/docker-compose.yml

@@ -14,7 +14,6 @@
 # limitations under the License.
 
 ---
-version: '2'
 services:
   controller1:
     image: {$IMAGE}