Fail early when rounds' attributes are missing #8513

Job	Run time
copyright_doc_and_dependencies_check (ubuntu-latest, 3.10.9)	2m 36s
install_check (ubuntu-latest, 3.10.9)	35s
linter_checks (ubuntu-latest, 3.10.9)	7m 43s
gitleaks	24s
lock_check (ubuntu-latest, 3.10.9)	1m 49s
lock_check (macos-latest-large, 3.10.9)	2m 41s
lock_check (windows-latest, 3.10.9)	4m 55s
e2e (ubuntu-latest, 3.10.9)	1h 28m 54s
test (ubuntu-latest, 3.8)	1h 30m 13s
test (ubuntu-latest, 3.9)	1h 30m 13s
test (ubuntu-latest, 3.10.9)	1h 30m 13s
test (ubuntu-latest, 3.11)	1h 30m 13s
test (macos-latest-large, 3.8)	15m 2s
test (macos-latest-large, 3.9)	14m 22s
test (macos-latest-large, 3.10.9)	14m 26s
test (macos-latest-large, 3.11)	14m 36s
test (windows-latest, 3.8)	19m 39s
test (windows-latest, 3.9)	19m 23s
test (windows-latest, 3.10.9)	21m 32s
test (windows-latest, 3.11)	20m 51s
	10h 10m 20s

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