Fix atomicals_get_by_container_item_validation when the container is not sealed

[wizz-wallet-dev]

The else condition must be missing during the refactor.

The implementation in v1.4.2:

atomicals-electrumx/electrumx/server/session.py

Lines 2053 to 2056 in b75f5fe

	if check_without_sealed and errors and len(errors) == 1 and errors[0] == 'container not sealed':
	pass
	else:
	raise RPCError(BAD_REQUEST, f'Container dmint status is invalid')