Revert "minor edit to ground based PSF to see how it affects the spikes in the wings"
Revert "minor edit to ground based PSF to see how it affects the spikes in the wings"

This reverts commit 7e704a6b5c742e312997cb8f383e72ad8d7019d1.

lsst-dm/great3-public,barnabytprowe/great3-public