fix: l2 TXs counter 🐛 (#496)

Co-authored-by: Albert Llimos <53186777+albert-llimos@users.noreply.github.com>

arb-utils/arb_init.ts

@@ -63,7 +63,7 @@ async function main(): Promise<void> {
     livelinessLogCounter++;
     if (livelinessLogCounter === 120) { // 120 * 250ms = 30s
       console.log(
-        `💌 Total Number of Spamming TXs sent: ${livelinessLogCounter}`
+        `💌 Total Number of Spamming TXs sent: ${spammingTxCounter}`
       );
       livelinessLogCounter = 0;
     }