Test

Fix RGBA images rendered with categorical coloring #1320

Job	Run time
get-environments	9s
hatch-test.py3.11-stable	3m 52s
hatch-test.py3.14-stable	5m 5s
hatch-test.py3.14-pre (PRE-RELEASE DEPENDENCIES)	3m 10s
Tests pass in all hatch environments	3s
	12m 19s

Provide feedback