Fix codeQL and typescript error

Author: Andre-Diamond

src/pages/api/v1/aggregatedBalances/snapshots.ts

@@ -73,7 +73,7 @@ export default async function handler(
         });
         return 1;
       } catch (error) {
-        console.error(`Failed to store snapshot for wallet ${walletBalance.walletId}:`, error);
+        console.error('Failed to store snapshot for wallet %s:', walletBalance.walletId, error);
         return 0;
       }
     });

src/pages/api/v1/aggregatedBalances/test.ts

@@ -132,7 +132,7 @@ export default async function handler(
     }
 
     // Collect all wallet balances for snapshots
-    let allWalletBalances = [];
+    const allWalletBalances = [];
     let totalAdaBalance = 0;
     let processedWallets = 0;
     let failedWallets = 0;