Revert^2 "Enable genrule sandboxing by default"

50cd6b2a18e16e3bd45ed87e690ea0e2afbc9f61

Change-Id: Ie0be9331481eb1e9b96034b155efb76a8be9596a
diff --git a/core/board_config.mk b/core/board_config.mk
index eb4c5ec..a0e5d36 100644
--- a/core/board_config.mk
+++ b/core/board_config.mk
@@ -188,6 +188,7 @@
   BUILD_BROKEN_VENDOR_PROPERTY_NAMESPACE \
   BUILD_BROKEN_VINTF_PRODUCT_COPY_FILES \
   BUILD_BROKEN_INCORRECT_PARTITION_IMAGES \
+  BUILD_BROKEN_GENRULE_SANDBOXING \
 
 _build_broken_var_list += \
   $(foreach m,$(AVAILABLE_BUILD_MODULE_TYPES) \