Add support for using an overriden run image where the stack id does not match the builder's stack id
Add support for using an overriden run image where the stack id does not match the builder's stack id

PiperOrigin-RevId: 449891566
Change-Id: Id67600c54d88e9e9ecf92b1e447ff6cb40805c4a

GoogleCloudPlatform/buildpacks,GoogleCloudPlatform/buildpacks,GoogleCloudPlatform/buildpacks,GoogleCloudPlatform/buildpacks