[Dashboard] Add Sophon testnet to custom claim amounts (#7280)

Author: joaquim-verges

apps/dashboard/src/app/(app)/api/testnet-faucet/claim/claim-amount.ts

@@ -3,6 +3,8 @@ const customClaimAmounts: Record<number, number> = {
   631571: 0.1,
   // Aleph Zero
   2039: 0.1,
+  // Sophon testnet
+  531050104: 5,
 };
 
 const defaultClaimAmount = 0.01;