Test Service: Remove IRQ enabledment for IPC model

According to FF-M v1.1, the interrupts are enabled by SPM if the
Secure Partition targets for framework v1.0.

This patch remove the interrupt enablement for test services.

Change-Id: I50b4cc8490f3b7352fe3f19063e46880abd896c1
Signed-off-by: Kevin Peng <kevin.peng@arm.com>
1 file changed