Updated funding custom URLs.

Author: jlesage

.github/FUNDING.yml

@@ -9,4 +9,4 @@ community_bridge: # Replace with a single Community Bridge project-name e.g., cl
 liberapay: # Replace with a single Liberapay username
 issuehunt: # Replace with a single IssueHunt username
 otechie: # Replace with a single Otechie username
-custom: https://paypal.me/JocelynLeSage
+custom: ["https://paypal.me/JocelynLeSage", "https://www.tesla.com/referral/jocelyn4590"]