Bump Katib Python SDK to 0.18.0rc0 version (#2514)

Signed-off-by: Andrey Velichkevich <[email protected]>

Author: andreyvelich

sdk/python/v1beta1/setup.py

@@ -56,7 +56,7 @@
 
 setuptools.setup(
     name="kubeflow-katib",
-    version="0.17.0",
+    version="0.18.0rc0",
     author="Kubeflow Authors",
     author_email="[email protected]",
     license="Apache License Version 2.0",