fix: Relax model validation constraints for `Plan` and `StoreListActo… #278

Job	Run time
Checks / Actions lint check	31s
Checks / Markdown lint check	27s
Checks / Image lint check	7s
Checks / Docstrings check	12s
Checks / Website lint check	24s
Checks / Type check / Type check (3.11)	12s
Checks / Spell check	8s
Checks / Lint check / Lint check (3.12)	11s
Checks / Integration tests (3.11, ubuntu-latest)	2m 31s
Checks / Lint check / Lint check (3.11)	13s
Checks / Type check / Type check (3.14)	16s
Checks / Type check / Type check (3.12)	13s
Checks / Lint check / Lint check (3.13)	15s
Checks / Package check	16s
Checks / Doc check / Docs check	1m 20s
Checks / Integration tests (3.14, ubuntu-latest)	2m 36s
Checks / Unit tests / Unit tests (ubuntu-latest, 3.11)	43s
Checks / Lint check / Lint check (3.14)	14s
Checks / Unit tests / Unit tests (windows-latest, 3.13)	1m 7s
Checks / Unit tests / Unit tests (windows-latest, 3.11)	1m 7s
Checks / Unit tests / Unit tests (windows-latest, 3.14)	58s
Checks / Unit tests / Unit tests (ubuntu-latest, 3.13)	47s
Checks / Type check / Type check (3.13)	9s
Checks / Unit tests / Unit tests (ubuntu-latest, 3.14)	48s
Checks / Unit tests / Unit tests (ubuntu-latest, 3.12)	46s
Checks / Unit tests / Unit tests (windows-latest, 3.12)	1m 9s
Beta release	3m 55s
Doc release	0s
	21m 35s

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