Ch14 - table.go - No new err to check

[rgerardi]

Ch14 file table.go on line 52, the error check condition is not needed (and impossible) since there' s no new error assignment, err will always be nil

bwriter := bufio.NewWriterSize(f, b)
if err != nil {
	return err
}

[mactsouk]

@rgerardi Thank you!