test: stabilize phase5 acceptance inventory fixture

scripts/admin-test-env-modules/phase4-cross-region-events-contract.test.mjs

@@ -90,12 +90,12 @@ test('phase-four producer variants restore the primary orchestration fixture aft
   ]) assert.match(createdKeys, new RegExp(`'${key}'`))
 })
 
-test('every cross-region producer keeps an isolated A0 occupancy for PDA snapshot invalidation', async () => {
+test('cross-region producers do not repeat the destructive A0 snapshot mutation', async () => {
   const source = await import('node:fs/promises').then((fs) => fs.readFile(
     new URL('../admin-test-env-acceptance.mjs', import.meta.url), 'utf8'))
   const variantStart = source.indexOf('async runPhase4ProducerVariant')
   const fixtureCall = source.slice(variantStart, source.indexOf('const loading =', variantStart))
-  assert.match(fixtureCall, /preparePhase3LoadingFixture\('', true\)/)
+  assert.match(fixtureCall, /preparePhase3LoadingFixture\('', false\)/)
 })
 
 test('contract covers dual audience, canonical 403, both event directions and diagnostics', () => {