docs(funding): remove ko-fi

Signed-off-by: Vedant Mohan Goyal <83997633+vedantmgoyal9@users.noreply.github.com>

.github/FUNDING.yml

@@ -3,7 +3,7 @@
 github: vedantmgoyal9 # Replace with up to 4 GitHub Sponsors-enabled usernames e.g., [user1, user2]
 patreon: vedantmgoyal # Replace with a single Patreon username
 open_collective: # Replace with a single Open Collective username
-ko_fi: vedantmgoyal # Replace with a single Ko-fi username
+ko_fi: # Replace with a single Ko-fi username
 tidelift: # Replace with 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