Project: datamanagement
Issue DM-3243: Include polygon bounds in CoaddPsf logic
This is a port of [HSC-974|https://hsc-jira.astro.princeton.edu/jira/browse/HSC-974]. Original description: The {{CoaddPsf}} class should use the polygon bounding areas that were added to {{Exposure}} and {{ExposureRecord}} in DM-2981 (was: HSC-973) when determining which PSF images to coadd.
Story points: 1