consensus/clique: fix blob gas error message formatting

Author: rizkyikiw42

consensus/clique/clique.go

@@ -305,11 +305,11 @@ func (c *Clique) verifyHeader(chain consensus.ChainHeaderReader, header *types.H
 	// Verify the non-existence of cancun-specific header fields
 	switch {
 	case header.ExcessBlobGas != nil:
-		return fmt.Errorf("invalid excessBlobGas: have %d, expected nil", header.ExcessBlobGas)
+		return fmt.Errorf("invalid excessBlobGas: have %d, expected nil", *header.ExcessBlobGas)
 	case header.BlobGasUsed != nil:
-		return fmt.Errorf("invalid blobGasUsed: have %d, expected nil", header.BlobGasUsed)
+		return fmt.Errorf("invalid blobGasUsed: have %d, expected nil", *header.BlobGasUsed)
 	case header.ParentBeaconRoot != nil:
-		return fmt.Errorf("invalid parentBeaconRoot, have %#x, expected nil", header.ParentBeaconRoot)
+		return fmt.Errorf("invalid parentBeaconRoot, have %#x, expected nil", *header.ParentBeaconRoot)
 	}
 	// All basic checks passed, verify cascading fields
 	return c.verifyCascadingFields(chain, header, parents)