Fix : add and edit structure (#717)

### Description

 - allow to unset a required membership when patching a structure
 - return the membership relationship when creating the structure

Co-authored-by: Foucauld Bellanger <[email protected]>

Author: foucblg

app/core/myeclpay/cruds_myeclpay.py

@@ -38,7 +38,7 @@ async def update_structure(
     await db.execute(
         update(models_myeclpay.Structure)
         .where(models_myeclpay.Structure.id == structure_id)
-        .values(**structure_update.model_dump(exclude_none=True)),
+        .values(**structure_update.model_dump(exclude_unset=True)),
     )
 
 

app/core/myeclpay/endpoints_myeclpay.py

@@ -154,7 +154,7 @@ async def create_structure(
         await db.rollback()
         raise
 
-    return structure_db
+    return await cruds_myeclpay.get_structure_by_id(structure_db.id, db)
 
 
 @router.patch(