Sync the funding config w/ org-wide template

Author: webknjaz

.github/FUNDING.yml

@@ -1,15 +1,12 @@
-# These are supported funding model platforms
+---
 
-github: # Replace with up to 4 GitHub Sponsors-enabled usernames e.g., [user1, user2]
+github:
 - asvetlov
 - webknjaz
 - Dreamsorcerer
-# patreon: # Replace with a single Patreon username
-# open_collective: # Replace with a single Open Collective username
-# ko_fi: # Replace with a single Ko-fi username
-# tidelift: pypi/aiohttp  # A single Tidelift platform-name/package-name e.g., npm/babel
-# community_bridge: # Replace with a single Community Bridge project-name e.g., cloud-foundry
-# liberapay: # Replace with a single Liberapay username
-# issuehunt: # Replace with a single IssueHunt username
-# otechie: # Replace with a single Otechie username
-# custom: # Replace with up to 4 custom sponsorship URLs e.g., ['link1', 'link2']
+open_collective: aiohttp
+tidelift: pypi/aiohttp  # A single Tidelift platform-name/package-name e.g., npm/babel
+custom:
+- https://opencollective.com/aio-libs
+
+...