Test

Fix datashader ignoring `na_color` transparency for continuous data #1331

Job	Run time
get-environments	13s
hatch-test.py3.14-pre (PRE-RELEASE DEPENDENCIES)	3m 15s
hatch-test.py3.14-stable	5m 11s
hatch-test.py3.11-stable	4m 6s
Tests pass in all hatch environments	5s
	12m 50s

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