fix(observatory): admit committed M49 executor candidates

tests/test_m49_portable_executor_release.py

@@ -822,7 +822,8 @@ def test_executor_release_candidate_is_deterministic_blocked_and_tamper_evident(
     installer = INSTALLER_PATH.read_text(encoding="utf-8")
     assert "--pull=false --no-cache --network none" in installer
     assert "--network none --read-only" in installer
-    assert "committed-source-snapshot-missing" in installer
+    assert '[string]$manifest.source_state -cne "committed-snapshot"' in installer
+    assert "runtime-registry-promotion-pending" in installer
     assert "MissionCore-M49TgsFullShadow" in installer
 
     changed = source_root / "src" / "k1link" / "observatory" / "m49_portable_result.py"