Revert "bsp: Select CONFIG_BCM7120_L2_IRQ"

This reverts commit bd4a4dcd3bbbf210723ae208df0f709728a7d077.

Patch 2/2 from Broadcom to fix IR input handling for Nexus 15.3 bcmdriver.
Should not be needed for Nexus 16.1 bcmdriver.

Change-Id: I96c8599c96a778ef2982b1822439208895bc8a61
4 files changed