Move init and ueventd scripts from / to /system/etc

There is no reason for these scripts to continue to exist in /, when
they are better suited for /system/etc.  There are problems keeping
them at / as well, particularly that they cannot be updated with
overlayfs.

Bug: 131087886
Bug: 140313207
Test: build/boot
Change-Id: I7b70c34df6b40a8f1590b66fc7cbdf5483f7ee64
diff --git a/products/treble_atv_common_64.mk b/products/treble_atv_common_64.mk
index 3a5b038..33da593 100644
--- a/products/treble_atv_common_64.mk
+++ b/products/treble_atv_common_64.mk
@@ -30,8 +30,8 @@
 #   2. 32-bit primary, 64-bit secondary
 #   3. 64-bit only is currently forbidden (b/64280459#comment6)
 PRODUCT_COPY_FILES += \
-    system/core/rootdir/init.zygote64_32.rc:root/init.zygote64_32.rc \
-    system/core/rootdir/init.zygote32_64.rc:root/init.zygote32_64.rc
+    system/core/rootdir/init.zygote64_32.rc:system/etc/init/hw/init.zygote64_32.rc \
+    system/core/rootdir/init.zygote32_64.rc:system/etc/init/hw/init.zygote32_64.rc \
 
 TARGET_SUPPORTS_32_BIT_APPS := true
 TARGET_SUPPORTS_64_BIT_APPS := true