API plumbing to support carrier app downloading.

-Include UiccAccessRules in a DownloadableSubscription, so the LPA can
tell the platform which apps are permitted to manage a particular
embedded subscription.

-Include the calling package in the API, so the platform can match the
package against the UiccAccessRule package list.

Bug: 33075886
Test: TreeHugger
Change-Id: Ifc7d3eca07d5ebea0e09398dfc1e253f1a273813