Update contributing.md

Signed-off-by: Anish Asthana <[email protected]>

CONTRIBUTING.md

@@ -1,13 +1,10 @@
 # Kubeflow Contributor Guide
 
-Welcome to the Kubeflow project! We'd love to accept your patches and 
-contributions to this project. Please read the 
-[contributor's guide in our docs](https://www.kubeflow.org/docs/about/contributing/).
+Welcome to the Kubeflow project! We'd love to accept your patches and contributions to this project. Please read the [contributor's guide in our docs](https://www.kubeflow.org/docs/about/contributing/) for details on how to contribute!
 
-The contributor's guide
+## The contributor's guide
 
-* shows you where to find the Developer Certificate of Origin (DCO) that you need 
-  to agree to,
-* helps you get started with your first contribution to Kubeflow,
-* and describes the pull request and review workflow in detail, including the
-  OWNERS files and automated workflow tool.
+* Shows you where to find the Developer Certificate of Origin (DCO) that you need to agree to
+* Helps you get started with your first contribution to Kubeflow
+* Describes the pull request and review workflow in detail, including the OWNERS files and automated workflow tool
+* Describes the different types of members in the Kubeflow organization as well as membership criteria