Use SELINUX_IGNORE_NEVERALLOWS flag to disable all tests

The intent of this flag is to disable tests during early device
bringup so that vendor drops can occur without build breakages.
When SELINUX_IGNORE_NEVERALLOWS=true also disable labeling tests
sepolicy_tests, and treble_sepolicy_tests.

Bug: 73322735
Test: build, verify known tests failures do not cause build breakage.
Change-Id: I3e7165938d4e34c066bfa0a20e68b7e02dae4a24

Android.mk

@@ -233,11 +233,13 @@ LOCAL_REQUIRED_MODULES += \
 endif
 
 ifneq ($(with_asan),true)
+ifneq ($(SELINUX_IGNORE_NEVERALLOWS),true)
 LOCAL_REQUIRED_MODULES += \
     sepolicy_tests \
     treble_sepolicy_tests \
 
 endif
+endif
 
 include $(BUILD_PHONY_PACKAGE)