fix: add test_dispatch_labels_cleaned.py to recipe cascade entries

The test imports autoskillit.recipe.schema.RecipeIngredient but was
missing from LAYER_CASCADE_CONSERVATIVE["recipe"] file-level entries,
causing test_cascade_map_guard to fail.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: Trecek

tests/_test_filter.py

@@ -769,7 +769,7 @@ class ImportContext(enum.StrEnum):
             # Execution file-level entries:
             "execution/test_headless_path_validation.py",
             "execution/test_zero_write_detection.py",
-            # Fleet file-level entries (8 of N import autoskillit.recipe):
+            # Fleet file-level entries (9 of N import autoskillit.recipe):
             "fleet/test_fleet_e2e.py",
             "fleet/test_fleet_e2e_codex.py",
             "fleet/test_campaign_capture.py",
@@ -780,6 +780,7 @@ class ImportContext(enum.StrEnum):
             "fleet/test_dispatch_state_handle.py",
             "fleet/test_research_campaign_dispatch.py",
             "fleet/test_dispatch_failure_semantics.py",
+            "fleet/test_dispatch_labels_cleaned.py",
             "fleet/test_gate_state_persistence.py",
             # Other file-level entries:
             "infra/test_pretty_output_recipe.py",