Update 2020-07-31-kubeflow-1.1-blog-post.md
Update 2020-07-31-kubeflow-1.1-blog-post.md

Added lines on Katib improvements, line 11 and lines 17 to 29, added Andrey and Krishna to post.
kubeflow/blog,kubeflow/blog,kubeflow/blog,kubeflow/blog,kubeflow/blog