Add test for prolate spheroid (#219) #32

Job	Run time
matrix-coverage / coverage (ubuntu-latest, 3.11)	1m 36s
matrix-coverage / coverage (ubuntu-latest, 3.13)	1m 40s
matrix-coverage / coverage (windows-latest, 3.11)	4m 3s
matrix-coverage / coverage (windows-latest, 3.12)	3m 53s
matrix-coverage / coverage (ubuntu-latest, 3.12)	1m 22s
matrix-coverage / coverage (windows-latest, 3.13)	3m 53s
matrix-coverage / coverage (macos-14, 3.11)	2m 11s
matrix-coverage / coverage (macos-13, 3.12)	4m 4s
matrix-coverage / coverage (macos-13, 3.11)	2m 43s
matrix-coverage / coverage (macos-13, 3.13)	2m 44s
matrix-coverage / coverage (macos-14, 3.12)	2m 5s
matrix-coverage / coverage (macos-14, 3.13)	1m 40s
	31m 54s

Provide feedback