fix: validate_scope should allow all scopes when no restriction #1276

Job	Run time
checks / readme-snippets	11s
checks / pre-commit	22s
checks / test (3.11, lowest-direct, windows-latest)	2m 30s
checks / test (3.10, lowest-direct, ubuntu-latest)	41s
checks / test (3.10, locked, windows-latest)	2m 7s
checks / test (3.10, lowest-direct, windows-latest)	2m 19s
checks / test (3.11, locked, windows-latest)	2m 56s
checks / test (3.11, lowest-direct, ubuntu-latest)	39s
checks / test (3.12, lowest-direct, ubuntu-latest)	47s
checks / test (3.11, locked, ubuntu-latest)	41s
checks / test (3.10, locked, ubuntu-latest)	43s
checks / test (3.12, locked, ubuntu-latest)	51s
checks / test (3.12, lowest-direct, windows-latest)	3m 30s
checks / test (3.14, lowest-direct, ubuntu-latest)	1m 12s
checks / test (3.14, locked, windows-latest)	3m 21s
checks / test (3.13, locked, windows-latest)	2m 17s
checks / test (3.13, locked, ubuntu-latest)	41s
checks / test (3.13, lowest-direct, windows-latest)	2m 30s
checks / test (3.14, lowest-direct, windows-latest)	2m 15s
checks / test (3.12, locked, windows-latest)	3m 16s
checks / test (3.13, lowest-direct, ubuntu-latest)	46s
checks / test (3.14, locked, ubuntu-latest)	2m 14s
all-green	5s
	36m 54s

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