ARM: dts: msm: Update llcc edac to use polling mode

Update llcc edac device to use polling mode to detect
llcc faults, so remove the interrupt configuration
as this interrupt is used by gemnoc as a secure
interrupt.

Change-Id: I27c6d5a58402712f6998102c70a10d0b3b11c046
Signed-off-by: Vivek Kumar <vivekuma@codeaurora.org>