fix(workplans): adopt ADR-007 derived identifiers

Records absent from central carried random pre-ADR-007 identifiers minted by
the retired local hub, which C-06 refused as stale references. Deriving from
the canonical record id takes no identity from anything.

Refs CUST-WP-0068-T06

Assistant: claude-code
Assistant-Model: opus
Assistant-Process: 2583210@bnt-lap001
Assistant-Session: f2bff2d5-e9b2-4338-92ca-10282a927006

editions/modules/problem_stress/flat_any_open/rules_delta.yaml

@@ -0,0 +1,18 @@
+# problem_stress.flat_any_open (was H1-A)
+module_id: problem_stress.flat_any_open
+aspect: problem_stress
+schema_version: 1
+base: ground-darvo-r0
+deltas:
+- id: PS-FLAT
+  name: flat_any_open_problem_pressure
+  phase: round_end
+  when:
+    any_problem_unclaimed: true
+  effect:
+    each_player_stress_delta: 1
+  notes: Former H1-A alone. +1 to every seat if any unclaimed Problem remains.
+unchanged:
+- deal_and_thresholds
+- attack_resolution
+- solve_legality