Turn off excess printing during the build which makes errors harder to find.

Change-Id: I588de5ddc0aa7dcaacc4ea185c13c2fa3748888a
(cherry-pick from commit 401ffaeb7560fa088d540ed1c150c3f196ebf993)
diff --git a/core/dex_preopt_libart.mk b/core/dex_preopt_libart.mk
index 97e77ba..f90eebc 100644
--- a/core/dex_preopt_libart.mk
+++ b/core/dex_preopt_libart.mk
@@ -85,7 +85,7 @@
 define dex2oat-one-file
 $(hide) rm -f $(2)
 $(hide) mkdir -p $(dir $(2))
-$(hide) $(DEX2OAT) \
+$(hide) ANDROID_LOG_TAGS="*:e" $(DEX2OAT) \
 	--runtime-arg -Xms$(DEX2OAT_XMS) --runtime-arg -Xmx$(DEX2OAT_XMX) \
 	--boot-image=$(PRIVATE_DEX_PREOPT_IMAGE_LOCATION) \
 	--dex-file=$(1) \