chore(plugin): add ray job plugin. (argoproj#14583)

Signed-off-by: shuangkun <[email protected]>

Author: shuangkun

.spelling

@@ -213,6 +213,7 @@ pprof
 pre-commit
 pytorch
 qps
+ray
 rc2
 repo
 roadmap

docs/plugin-directory.md

@@ -16,3 +16,4 @@
 | [Atomic Workflow Plugin](https://github.com/LinuxSuRen/argo-workflow-atomic-plugin) | Stop the workflows which comes from the same `WorkflowTemplate` and have the same parameters |
 | [AWS Plugin](https://github.com/greenpau/argo-workflows-aws-plugin) | Argo Workflows Executor Plugin for AWS Services, e.g. SageMaker Pipelines, Glue, etc. |
 | [Pytorch Job Plugin](https://github.com/shuangkun/argo-workflows-pytorch-plugin) | Argo Workflows Executor Plugin for Pytorch Job |
+| [Ray Job Plugin](https://github.com/argoproj-labs/argo-workflows-ray-plugin) | Argo Workflows Executor Plugin for Ray Job |                                                  |