feat: make modified an actual long #765

Job	Run time
test-fake-database	22s
test-server	20s
framework (random, no-auth)	3m 39s
framework (controlled, no-auth)	5m 0s
core (random, all-features)	34m 3s
core (random, single-seller)	33m 20s
core (random, no-payment-reconciliation)	34m 54s
core (random, no-auth)	37m 29s
core (random, no-tax-calculation)	35m 17s
core (random, prepayment-always-required)	33m 35s
core (random, facilityuse-has-slots)	33m 58s
core (controlled, all-features)	37m 7s
core (controlled, single-seller)	35m 14s
core (controlled, no-payment-reconciliation)	40m 23s
core (controlled, no-auth)	35m 55s
core (controlled, no-tax-calculation)	34m 54s
core (controlled, prepayment-always-required)	35m 41s
core (controlled, facilityuse-has-slots)	36m 57s
deploy-reference-implementation	0s
publish-fake-database	0s
publish-server	0s
	8h 28m 8s

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