Tests

fix PROV endpoints returning invalid double Content-Type headers #4571

Job	Run time
skip_duplicate	6s
tests (ubuntu-latest, 3.9, false, test-unit-only)	4m 56s
tests (ubuntu-latest, 3.9, false, test-func-only)	14m 30s
tests (ubuntu-latest, 3.10, false, test-unit-only)	5m 7s
tests (ubuntu-latest, 3.10, false, test-func-only)	13m 47s
tests (ubuntu-latest, 3.11, false, test-unit-only)	4m 15s
tests (ubuntu-latest, 3.11, false, test-func-only)	13m 34s
tests (ubuntu-latest, 3.12, false, test-unit-only)	4m 48s
tests (ubuntu-latest, 3.12, false, test-func-only)	13m 35s
tests (ubuntu-latest, 3.13, true, test-unit-only)	4m 54s
tests (ubuntu-latest, 3.13, true, test-func-only)	14m 0s
tests (ubuntu-latest, 3.10, false, check-all)	7m 40s
tests (ubuntu-latest, 3.10, false, docs)	6m 37s
tests (ubuntu-latest, 3.10, false, test-coverage-only)	21m 4s
tests (ubuntu-latest, 3.10, false, test-docker)	2m 20s
tests (ubuntu-latest, 3.10, true, test-workflow-only)	5m 5s
deploy-docker	0s
	2h 16m 18s

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