The pm_runtime_enable will increase power disable depth. Thus
a pairing decrement is needed on the error handling path to
keep it balanced according to context.

Fixes: 984aa6db ("OMAP3: PM: Adding smartreflex driver support.")
Signed-off-by: Zhang Qilong <zhangqilong3@huawei.com>
Signed-off-by: Nishanth Menon <nm@ti.com>
Link: https://lore.kernel.org/r/20221108080322.52268-3-zhangqilong3@huawei.com