ART: Blacklist test 913 for target

As usual, black-list an agent test for the target.

Bug: 32516268
Test: m test-art-host-run-test-913-heaps
Change-Id: Ica4f766c949da33067b7f478f08d9372c6085b11
diff --git a/test/Android.run-test.mk b/test/Android.run-test.mk
index 02ee444..ae569f9 100644
--- a/test/Android.run-test.mk
+++ b/test/Android.run-test.mk
@@ -279,6 +279,7 @@
   910-methods \
   911-get-stack-trace \
   912-classes \
+  913-heaps \
 
 ifneq (,$(filter target,$(TARGET_TYPES)))
   ART_TEST_KNOWN_BROKEN += $(call all-run-test-names,target,$(RUN_TYPES),$(PREBUILD_TYPES), \