iio: magnetometer: hmc5843: Remove duplicate 'the'

Fix an obvious typing error, found by spellcheck(1).
Signed-off-by: NJiang Jian <jiangjian@cdjrlc.com>
Link: https://lore.kernel.org/r/20220622035925.5008-1-jiangjian@cdjrlc.comSigned-off-by: NJonathan Cameron <Jonathan.Cameron@huawei.com>

drivers/iio/magnetometer/hmc5843_core.c

 // SPDX-License-Identifier: GPL-2.0-or-later
 /*
- * Device driver for the the HMC5843 multi-chip module designed
+ * Device driver for the HMC5843 multi-chip module designed
  * for low field magnetic sensing.
  *
  * Copyright (C) 2010 Texas Instruments