fix: validate_scope should allow all scopes when no restriction #1345

Job	Run time
checks / pre-commit	22s
checks / readme-snippets	15s
checks / test (3.10, lowest-direct, windows-latest)	2m 43s
checks / test (3.10, locked, ubuntu-latest)	43s
checks / test (3.10, lowest-direct, ubuntu-latest)	44s
checks / test (3.12, locked, windows-latest)	3m 56s
checks / test (3.11, lowest-direct, ubuntu-latest)	41s
checks / test (3.11, locked, ubuntu-latest)	43s
checks / test (3.12, lowest-direct, windows-latest)	4m 3s
checks / test (3.10, locked, windows-latest)	2m 32s
checks / test (3.14, lowest-direct, ubuntu-latest)	1m 12s
checks / test (3.11, lowest-direct, windows-latest)	2m 26s
checks / test (3.12, lowest-direct, ubuntu-latest)	47s
checks / test (3.13, locked, ubuntu-latest)	41s
checks / test (3.14, locked, ubuntu-latest)	2m 15s
checks / test (3.14, lowest-direct, windows-latest)	2m 50s
checks / test (3.13, lowest-direct, windows-latest)	2m 30s
checks / test (3.11, locked, windows-latest)	2m 46s
checks / test (3.12, locked, ubuntu-latest)	48s
checks / test (3.13, lowest-direct, ubuntu-latest)	43s
checks / test (3.14, locked, windows-latest)	3m 22s
checks / test (3.13, locked, windows-latest)	2m 38s
all-green	2s
	39m 42s

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