regulator: of: Fix kernel-doc

regulator: of: Fix kernel-doc

drivers/regulator/ti-abb-regulator.c:161: warning: expecting prototype for ti_abb_wait_tranx(). Prototype was for ti_abb_wait_txdone() instead.

Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=2206
Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Link: https://lore.kernel.org/r/20220919024830.111874-2-jiapeng.chong@linux.alibaba.com
Signed-off-by: Mark Brown <broonie@kernel.org>