Update the visibilities for soong system image

To move the generic system image module from the cuttlefish to Make
directory, update the visibility paths for build props.

Bug: 365670526
Test: lunch aosp_cf_x86_64_phone_soong_system-trunk_staging-userdebug
      && m
Change-Id: Ife5f35610fa5389b9de5ce2d516dcaa1ddb5efe4