Extract dependencies info from bundle and add to Operator object
Extract dependencies info from bundle and add to Operator object

Currently, the dependencies info is extracted from api.Bundle and
add to VersionDependencies field of Operator. As a result, that field
is always empty. The resolver will not be able to resolve package
dependencies.

Signed-off-by: Vu Dinh <5bfaa3ed2f38327c8cc251d9e534a7bfb62c1ebe@redhat.com>

operator-framework/operator-lifecycle-manager,operator-framework/operator-lifecycle-manager