ASoC: msm: Fix the register address of TX4 registers

The TX4 register address are not correct and needs to be fixed to
correct offset.

CRS-fixed: 486923
Change-Id: Iacb4a57a8c0a8508a68d057d0d431715e617eba5
Signed-off-by: Asish Bhattacharya <asishb@codeaurora.org>
Signed-off-by: task650 <task650@gmail.com>

Conflicts:
	include/linux/mfd/wcd9xxx/wcd9304_registers.h