Adds an API that makes it easier to iterate over the package data for a
all providers of a runtime dependency.
(From OE-Core rev: 68bdc219a4a819e83217f5b54c463624af8d3b9e)
(From OE-Core rev: 579717212ba2892e32315788ccd65320556d32a3)
Signed-off-by: Joshua Watt <JPEWhacker@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Signed-off-by: Steve Sakoman <steve@sakoman.com>