• the package entries that were added with peer dependencies autoinstalled should have the same location format as those that have peers resolved from parent deps (<pkg_id>_<peer_deps_hash>)
• when the same package has appeared twice in the dep tree. Once it doesn't have its peer resolved but once it has. In this case, when the peer may be resolved from the parent packages, do resolve it from there.

related discussion: #3995
close #4684