release config for openwhisk-client-js 3.21.3 (#356)

diff --git a/release-configs/client-js-3.21.3.config b/release-configs/client-js-3.21.3.config
new file mode 100644
index 0000000..716775f
--- /dev/null
+++ b/release-configs/client-js-3.21.3.config
@@ -0,0 +1,15 @@
+{
+  "versioning": {
+    "version": "3.21.3",
+    "pre_release_version": "rc1"
+  },
+  "RepoList": [
+    "openwhisk-client-js"
+  ],
+  "openwhisk_client_js": {
+    "name": "OpenWhisk Client Js",
+    "hash": "77f7c8fd2947517ea6e4d138c562179d13f549b2 ",
+    "repository": "https://github.com/apache/openwhisk-client-js.git",
+    "branch": "master"
+  }
+}