miner: prevent double construction

Author: rjl493456442

miner/worker.go

@@ -318,11 +318,12 @@ func (miner *Miner) commitBlobTransaction(env *environment, tx *types.Transactio
 	if err != nil {
 		return err
 	}
-	env.txs = append(env.txs, tx.WithoutBlobTxSidecar())
+	txNoBlob := tx.WithoutBlobTxSidecar()
+	env.txs = append(env.txs, txNoBlob)
 	env.receipts = append(env.receipts, receipt)
 	env.sidecars = append(env.sidecars, sc)
 	env.blobs += len(sc.Blobs)
-	env.size += tx.WithoutBlobTxSidecar().Size()
+	env.size += txNoBlob.Size()
 	*env.header.BlobGasUsed += receipt.BlobGasUsed
 	env.tcount++
 	return nil