Ensure that all `@dataProvider` and `#[DataProvider]` (multiple) are considered #268

Job	Run time
Static analysis	49s
Code style	21s
Run static analysis on the tests themselves	17s
Test on 8.3 - high deps	4m 1s
Test on 8.3 - low deps	3m 56s
Test on 8.1 - high deps	3m 46s
Test on 8.4 - high deps	6m 38s
Test on 8.2 - stable deps	3m 45s
Test on 8.4 - stable deps	6m 49s
Test on 8.1 - stable deps	3m 49s
Test on 8.2 - high deps	3m 59s
Test on 8.1 - low deps	3m 59s
Test on 8.2 - low deps	3m 45s
Test on 8.3 - stable deps	3m 45s
	49m 39s

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