anzu defconfig: debugging

Change-Id: I3c3785280bf7d771f298b45880d1d1d438b77aab
msmfb: mddi_timer_lock debugging

Change-Id: Ib9be6a373c1e07a50f5935ab3e83fd5f2e77bb38
mddihosti: Fix build with spinlock debug enabled

Change-Id: I401dc008071bfdb8a2836d097366598918991dd8