Name the decision this builds: hq ADR 0236 (0235 is the bus's snapshot)

internal/inventory/migrations/0073-a-build-rolls-out-gated-and-rolls-back.sql

@@ -1,12 +1,12 @@
 -- A module's build rolls out one machine first, judged at a gate, and rolls back there when the gate
--- fails (novox/hq ADR 0235, to-be 45 §8, Phase 4).
+-- fails (novox/hq ADR 0236, to-be 45 §8, Phase 4).
 --
 -- 1. The upgrade policy becomes a person's choice over the module's own word. Until now every module
 --    held a policy here, 'record' unless a person had said 'roll-out', and nothing distinguished a
 --    'record' somebody chose from the default it always was. From here a null policy is no choice: the
 --    module's manifest decides (its `upgrade`, its data, whether it is the bus), and its default is to
 --    roll out. A 'roll-out' a person chose is kept as their choice. A 'record' is the old default and
---    becomes no choice — ADR 0235 decides it, and lists every module's resulting policy; a person who
+--    becomes no choice — ADR 0236 decides it, and lists every module's resulting policy; a person who
 --    wants one held again says so with `upgrade <module> record --why`, which is kept with its why.
 alter table module alter column upgrade drop not null;
 alter table module alter column upgrade drop default;