regulator: qpnp-lcdb: Disable the SC irq only for PM660L V1.1 and below

PM660L v2.0 has the NCP power-on issue fixed. This allows enabling the
short-circuit IRQ. Enable the same.

Change-Id: I4c0523ef8c46dd9bac190d4ad69190ef777ef14b
Signed-off-by: Kiran Gunda <kgunda@codeaurora.org>