Fix async method call

src/app/domain/opportunities/controllers/opportunities.py

@@ -154,7 +154,7 @@ async def update_opportunity(
                 raise ValidationException("Owner does not exist")
 
         # Verify if the user is part of the same tenant as the opportunity
-        opportunity = OpportunityService.get_one(opportunity_id)
+        opportunity = await OpportunityService.get_one(opportunity_id)
         if not opportunity:
             raise ValidationException("Opportunity does not exist")