soc: ti: smartreflex: Fix PM disable depth imbalance in omap_sr_probe

soc: ti: smartreflex: Fix PM disable depth imbalance in omap_sr_probe

[ Upstream commit 2a64917f554916b14fca017b5b119fcd8ad8fc0e ]

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: 42f1ac17b531 ("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
Signed-off-by: Sasha Levin <sashal@kernel.org>