Update the community ads application link

- This is a pure docs update

Author: davidfischer

docs/user/advertising/ethical-advertising.rst

@@ -148,11 +148,9 @@ There are a few qualifications for our Community Ads program:
 
 We'll show 10% of our ad inventory each month to support initiatives that we care about.
 Please `complete an application`_ to be considered for our Community Ads program.
-If you have any questions about our community ads program, feel free to
-`send us an email <mailto:[email protected]>`_.
 
 .. _OSI approved license: https://opensource.org/licenses
-.. _complete an application: https://docs.google.com/forms/d/e/1FAIpQLSdd9LDska1eiDHWHs4No-8AlqjDxsUuP_zSBTeYyl5tMcBeFQ/viewform?usp=sf_link
+.. _complete an application: https://www.ethicalads.io/community-ads/?ref=docs.readthedocs.io
 
 
 Opting Out