fix(engine): correct the old api import

Author: m2papierz

packages/devqubit-engine/src/devqubit_engine/tracking/run.py

@@ -1226,7 +1226,7 @@ def _ensure_envelope(self) -> None:
 
         # Build envelope for manual run
         try:
-            from devqubit_engine.uec.resolution.synthesize import (
+            from devqubit_engine.uec.api.synthesize import (
                 synthesize_envelope,
             )