Revert "Add some more properties to the bp2build APEX converter."

This reverts commit 69bf4c0d.

Reason for revert: Possibly broke CI (https://android-build.googleplex.com/builds/quarterdeck?branch=aosp-master-bazel&target=bp2build-incremental&lkgb=7266256&fkbb=7237028), rolling back just in case...

Change-Id: I14ebac4f47576a73285d1f724ae4499036e8e678