Cuttlefish supports updating APEXes

Test: m
Change-Id: I77d89c5f66aacdd9487939ebe6c5d758d92df970
diff --git a/shared/device.mk b/shared/device.mk
index 1a1c9db..67b5191 100644
--- a/shared/device.mk
+++ b/shared/device.mk
@@ -341,3 +341,7 @@
 
 # Host packages to install
 PRODUCT_HOST_PACKAGES += socket_forward_proxy socket_vsock_proxy
+
+# cuttlefish supports updating of APEXes
+PRODUCT_PROPERTY_OVERRIDES += \
+    ro.apex.updatable=true