avoid blob-tx in errors

internal/ethapi/api_test.go

@@ -922,7 +922,7 @@ func TestCall(t *testing.T) {
 			blockOverrides: BlockOverrides{Number: (*hexutil.Big)(big.NewInt(11))},
 			want:           "0x000000000000000000000000000000000000000000000000000000000000000b",
 		},
-		// Invalid blob-tx
+		// Invalid blob tx
 		{
 			blockNumber: rpc.LatestBlockNumber,
 			call: TransactionArgs{
@@ -1039,7 +1039,7 @@ func TestSignBlobTransaction(t *testing.T) {
 
 	_, err = api.SignTransaction(context.Background(), argsFromTransaction(res.Tx, b.acc.Address))
 	if err == nil {
-		t.Fatalf("should fail on blob-tx")
+		t.Fatalf("should fail on blob transaction")
 	}
 	if !errors.Is(err, errBlobTxNotSupported) {
 		t.Errorf("error mismatch. Have: %v, want: %v", err, errBlobTxNotSupported)

internal/ethapi/transaction_args.go

@@ -102,7 +102,7 @@ func (args *TransactionArgs) setDefaults(ctx context.Context, b Backend) error {
 		return errors.New(`blob transactions cannot have the form of a create transaction`)
 	}
 	if args.BlobHashes != nil && len(args.BlobHashes) == 0 {
-		return errors.New(`need at least 1 blob for a blob-tx`)
+		return errors.New(`need at least 1 blob for a blob transaction`)
 	}
 	if args.To == nil && len(args.data()) == 0 {
 		return errors.New(`contract creation without any data provided`)

internal/ethapi/transaction_args_test.go

@@ -222,7 +222,7 @@ func TestSetFeeDefaults(t *testing.T) {
 			errors.New("maxFeePerGas and maxPriorityFeePerGas and maxFeePerBlobGas are not valid before London is active"),
 		},
 		{
-			"set gas price and maxFee for blob-tx",
+			"set gas price and maxFee for blob transaction",
 			"cancun",
 			&TransactionArgs{GasPrice: fortytwo, MaxFeePerGas: maxFee, BlobHashes: []common.Hash{}},
 			nil,