Clean code: Remove some print function call.

src/Model/BoundaryConditionsAdisTS/BoundaryConditionAdisTS.py

@@ -304,8 +304,10 @@ class BoundaryConditionAdisTS(SQLSubModel):
 
             if pol_id not in pid_pol:
                 # ⚠️ cas important : probablement déjà migré
-                print(f"[WARN] pol_id {pol_id} not in pid_pol " +
-                      f"→ probably already migrated")
+                logger.warning(
+                    f"pol_id {pol_id} not in pid_pol " +
+                    "→ probably already migrated"
+                )
                 continue
 
             execute(