i2c: mux: ltc4306: Remove an unnecessary ternary operator

The true or false judgement of the ternary operator is unnecessary
in C language semantics. So remove it to clean Code.

Signed-off-by: Ruan Jinjie <ruanjinjie@huawei.com>
Acked-by: Andi Shyti <andi.shyti@kernel.org>
Link: https://lore.kernel.org/r/20230801025328.3380963-1-ruanjinjie@huawei.com


Signed-off-by: Andi Shyti <andi.shyti@kernel.org>