The ACP specification is a draft. As such, this function is experimental and
subject to change, even in a non-major release.
See also: https://solid.github.io/authorization-panel/acp-specification/
Insert the given [[ResourcePolicy]] into the given Resource's Acccess Control
Resource, replacing previous instances of that Policy.
Insert the given [[ResourcePolicy]] into the given Resource's Acccess Control Resource, replacing previous instances of that Policy.