Update FUNDING.yml

Adding Discord Link to funding

.github/FUNDING.yml

@@ -12,4 +12,4 @@ lfx_crowdfunding: # Replace with a single LFX Crowdfunding project-name e.g., cl
 polar: # Replace with a single Polar username
 buy_me_a_coffee: boihanny
 thanks_dev: # Replace with a single thanks.dev username
-custom: # Replace with up to 4 custom sponsorship URLs e.g., ['link1', 'link2']
+custom: 'https://discord.com/magicchatbox' # Replace with up to 4 custom sponsorship URLs e.g., ['link1', 'link2']