power: supply: bq27xxx: Fix registers of bq27426

[ Upstream commit 34f99d3b ]

Correct bq27426 registers, according to technical reference manual
it does not have Design Capacity register so it is not register
compatible with bq27421.

Fixes: 5ef6a160 ("power: supply: bq27xxx: Add support for BQ27426")
Signed-off-by: Barnabás Czémán <barnabas.czeman@mainlining.org>
Link: https://lore.kernel.org/r/20241016-fix_bq27426-v2-1-aa6c0f51a9f6@mainlining.org


Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>