spmi: pmic-arb: Don't disable arbiter interrupt when no clients use it
spmi: pmic-arb: Don't disable arbiter interrupt when no clients use it

The GIC interrupt should not be firing when the arbiter interrupts
(peripheral interrupts) are disabled. So enabling/disabling the GIC
interrupt is not necessary. Remove those calls, and corresponding
reference counter logic.

Change-Id: Ice8d76ef255ec6c154c546dbd17807012558fe84
Signed-off-by: Gilad Avidov <75b22b648750674271228ac471b3eb6701f24f9c@codeaurora.org>
Signed-off-by: David Brown <67bb63793f66c3c3797af10faa739beca3aeb927@codeaurora.org>

TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas