Test all backends together in CI #1180

Job	Run time
Test macOS-latest-3.9-obabel-all	7m 24s
Test macOS-latest-3.9-rdkit-all	7m 12s
Test macOS-latest-3.10-obabel-all	5m 57s
Test macOS-latest-3.10-rdkit-all	5m 0s
Test macOS-latest-3.11-obabel-all	6m 47s
Test macOS-latest-3.11-rdkit-all	5m 54s
Test macOS-latest-3.12-obabel-all	7m 26s
Test macOS-latest-3.12-rdkit-all	5m 27s
Test ubuntu-latest-3.9-obabel-all	4m 0s
Test ubuntu-latest-3.9-rdkit-all	4m 4s
Test ubuntu-latest-3.10-obabel-all	3m 23s
Test ubuntu-latest-3.10-rdkit-all	3m 43s
Test ubuntu-latest-3.11-obabel-all	3m 33s
Test ubuntu-latest-3.11-rdkit-all	3m 32s
Test ubuntu-latest-3.12-obabel-all	4m 8s
Test ubuntu-latest-3.12-rdkit-all	3m 39s
Test windows-latest-3.9-obabel-nogt	4m 30s
Test windows-latest-3.9-rdkit-nogt	5m 52s
Test windows-latest-3.10-obabel-nogt	4m 59s
Test windows-latest-3.10-rdkit-nogt	5m 54s
Test windows-latest-3.11-obabel-nogt	4m 55s
Test windows-latest-3.11-rdkit-nogt	5m 57s
Test windows-latest-3.12-obabel-nogt	4m 52s
Test windows-latest-3.12-rdkit-nogt	5m 56s
Test macOS-14-3.12-obabel-all	4m 35s
Test macOS-14-3.12-rdkit-all	4m 38s
	2h 13m 17s

Provide feedback