tests

[Fix] Allow testing resources with multiple extensions #205

Job	Run time
minimum dependency versions	25s
py3.11 unit tests	24s
py3.12 unit tests	23s
style	31s
py3.13 unit tests	23s
py3.9 unit tests	32s
doc	33s
py3.10 unit tests	22s
	3m 33s

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