Revert "Relax sysprop neverallow rules for Fuchsia targets."

This reverts commit b03b756ad080ee3f4441f9e85836088290a22d11.

Reason for revert: The fix aosp/1145211 is merged

Change-Id: Ia7d321914127a6de87413dab55b737a627b7c2e4
diff --git a/BoardConfig_common.mk b/BoardConfig_common.mk
index 983f200..4285b4e 100644
--- a/BoardConfig_common.mk
+++ b/BoardConfig_common.mk
@@ -18,4 +18,3 @@
 TARGET_NO_KERNEL := true
 TARGET_NO_RECOVERY := true
 DISABLE_APEX_LIBS_ABSENCE_CHECK := true
-BUILD_BROKEN_TREBLE_SYSPROP_NEVERALLOW := true