Merge pull request #91 from kryanbeane/release-v1.4.0

Cherry-pick component metadata for v1.4.0 to release branch

Author: chipspeak

ray-operator/config/component_metadata.yaml

@@ -1,4 +1,4 @@
 releases:
   - name: KubeRay
-    version: 1.2.2
+    version: 1.4.0
     repoUrl: https://github.com/ray-project/kuberay