Pin docker-java-api plugin version

The recent update of the docker-java-api plugin broke compatibility
with the docker plugin below version 1.2.0.

Change-Id: I07dc99d78e0474cecf7d7a4c13bfab0f781de68e
diff --git a/jenkins-docker/master/plugins.txt b/jenkins-docker/master/plugins.txt
index b05dac8..5c85160 100644
--- a/jenkins-docker/master/plugins.txt
+++ b/jenkins-docker/master/plugins.txt
@@ -28,6 +28,7 @@
 credentials-binding:1.18
 display-url-api:2.3.2
 docker-commons:1.13
+docker-java-api:3.0.14
 docker-plugin:1.1.4
 docker-workflow:1.17
 durable-task:1.30