updated paypal url

.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://www.paypal.me/dgibbs64 # Replace with a single custom sponsorship URL
+custom: ["https://www.paypal.me/dgibbs64", paypal.me/dgibbs64] # Replace with a single custom sponsorship URL