Update for action version.

See https://github.com/apache/openwhisk/pull/4761.

tests/src/test/scala/actionContainers/JavaActionContainerTests.scala

diff --git a/tests/src/test/scala/actionContainers/JavaActionContainerTests.scala b/tests/src/test/scala/actionContainers/JavaActionContainerTests.scala
index 052847c..357885e 100644
--- a/tests/src/test/scala/actionContainers/JavaActionContainerTests.scala
+++ b/tests/src/test/scala/actionContainers/JavaActionContainerTests.scala
@@ -67,6 +67,7 @@
             |         response.addProperty("api_key", System.getenv("__OW_API_KEY"));
             |         response.addProperty("namespace", System.getenv("__OW_NAMESPACE"));
             |         response.addProperty("action_name", System.getenv("__OW_ACTION_NAME"));
+            |         response.addProperty("action_version", System.getenv("__OW_ACTION_VERSION"));
             |         response.addProperty("activation_id", System.getenv("__OW_ACTIVATION_ID"));
             |         response.addProperty("deadline", System.getenv("__OW_DEADLINE"));
             |         return response;