Overwrite applies the ManifestPatch to the manifest at filename.

extract the real package name & version from an alias-specified version e.g.

A RequirementKey is a comparable type that uniquely identifies a package dependency in a manifest.

MavenDependencyPatches represent the dependencies to be updated, which is a map of dependency patches of each origin.

MavenPropertyPatches represent the properties to be updated, which is a map of properties of each origin.