Updated action tests to match the updated API

Added action cancel test

Added action result communication test

Added action status communication test

Added action feedback communication test

Fix wrong return code in action client

rcl_action/src/rcl_action/action_client.c

@@ -243,7 +243,7 @@ rcl_action_client_get_default_options(void)
 #define SEND_SERVICE_REQUEST(Type, request, sequence_number) \
   RCUTILS_LOG_DEBUG_NAMED(ROS_PACKAGE_NAME, "Sending action " #Type " request"); \
   if (!rcl_action_client_is_valid(action_client)) { \
-    return RCL_RET_ACTION_SERVER_INVALID;  /* error already set */ \
+    return RCL_RET_ACTION_CLIENT_INVALID;  /* error already set */ \
   } \
   RCL_CHECK_ARGUMENT_FOR_NULL(request, RCL_RET_INVALID_ARGUMENT); \
   RCL_CHECK_ARGUMENT_FOR_NULL(sequence_number, RCL_RET_INVALID_ARGUMENT); \
@@ -259,7 +259,7 @@ rcl_action_client_get_default_options(void)
 #define TAKE_SERVICE_RESPONSE(Type, response_header, response) \
   RCUTILS_LOG_DEBUG_NAMED(ROS_PACKAGE_NAME, "Taking action " #Type " response"); \
   if (!rcl_action_client_is_valid(action_client)) { \
-    return RCL_RET_ACTION_SERVER_INVALID;  /* error already set */ \
+    return RCL_RET_ACTION_CLIENT_INVALID;  /* error already set */ \
   } \
   RCL_CHECK_ARGUMENT_FOR_NULL(response_header, RCL_RET_INVALID_ARGUMENT); \
   RCL_CHECK_ARGUMENT_FOR_NULL(response, RCL_RET_INVALID_ARGUMENT); \