Point directly to generated c sysprop_library

This is for Bazel support, as Bazel does not support the Soong behavior of linking these separate modules together for sysprop libraries.

The reason I'm doing this here is that there is a merge conflict in this branch with AOSP.

Bug: 226199990
Test: m
Change-Id: I91831990d5d98a2620bb68793400d3c7aa51281a