Deletes the lab module

delete_old_module.sql

DELETE FROM django_migrations WHERE app='lab';
DELETE FROM auth_permission WHERE content_type_id in (SELECT id FROM django_content_type WHERE app_label='lab');
DELETE FROM django_admin_log WHERE content_type_id in (SELECT id FROM django_content_type WHERE app_label = 'lab');
DELETE FROM reversion_version WHERE content_type_id in (
	SELECT id FROM django_content_type WHERE app_label = 'lab'
);
DELETE FROM django_content_type WHERE app_label='lab';

DROP TABLE lab_labtest CASCADE;
DROP TABLE lab_labtest_resistant_antibiotics CASCADE;
DROP TABLE lab_labtest_sensitive_antibiotics CASCADE;
DROP TABLE lab_observation CASCADE;