core: fix typo in txpool (ethereum#25149)

Fix typo in txPool truncateQueue comment

core/tx_pool.go

@@ -1618,7 +1618,7 @@ func (pool *TxPool) truncatePending() {
 	pendingRateLimitMeter.Mark(int64(pendingBeforeCap - pending))
 }
 
-// truncateQueue drops the oldes transactions in the queue if the pool is above the global queue limit.
+// truncateQueue drops the oldest transactions in the queue if the pool is above the global queue limit.
 func (pool *TxPool) truncateQueue() {
 	queued := uint64(0)
 	for _, list := range pool.queue {