docs: Add workflow template contribution to the contributing guide (#…

…7777)

Github issue / Community forum post (link here to close automatically):

CONTRIBUTING.md

@@ -22,6 +22,7 @@ Great that you are here and you want to contribute to n8n
 	- [Releasing](#releasing)
 	- [Create custom nodes](#create-custom-nodes)
 	- [Extend documentation](#extend-documentation)
+	- [Contribute workflow templates](#contribute-workflow-templates)
 	- [Contributor License Agreement](#contributor-license-agreement)
 
 ## Code of conduct
@@ -220,6 +221,14 @@ Learn about [building nodes](https://docs.n8n.io/integrations/creating-nodes/) t
 
 The repository for the n8n documentation on [docs.n8n.io](https://docs.n8n.io) can be found [here](https://github.com/n8n-io/n8n-docs).
 
+## Contribute workflow templates
+
+You can submit your workflows to n8n's template library.
+
+n8n is working on a creator program, and developing a marketplace of templates. This is an ongoing project, and details are likely to change.
+
+Refer to [n8n Creator hub](https://www.notion.so/n8n/n8n-Creator-hub-7bd2cbe0fce0449198ecb23ff4a2f76f) for information on how to submit templates and become a creator.
+
 ## Contributor License Agreement
 
 That we do not have any potential problems later it is sadly necessary to sign a [Contributor License Agreement](CONTRIBUTOR_LICENSE_AGREEMENT.md). That can be done literally with the push of a button.