Remove duplicate property

```
def get_number_of_iterations(self) -> int:
    return self._enkf_main.analysisConfig().num_iterations
```

Author: andreas-el

src/ert/libres_facade.py

@@ -74,10 +74,6 @@ def enspath(self) -> str:
     def user_config_file(self) -> Optional[str]:
         return self._enkf_main.resConfig().user_config_file
 
-    @property
-    def number_of_iterations(self) -> int:
-        return self._enkf_main.analysisConfig().num_iterations
-
     def get_run_context(self, prior_name: str, target_name: str) -> RunContext:
         fs_manager = self._enkf_main.getEnkfFsManager()
         return RunContext(

src/ert/shared/models/base_run_model.py

@@ -533,7 +533,7 @@ def check_if_runpath_exists(self) -> bool:
             "realization-%d/"
         """
         start_iteration = self._simulation_arguments.get("start_iteration", 0)
-        number_of_iterations = self.facade.number_of_iterations
+        number_of_iterations = self.facade.get_number_of_iterations()
         active_mask = self._simulation_arguments.get("active_realizations", [])
         active_realizations = [i for i in range(len(active_mask)) if active_mask[i]]
         for iteration in range(start_iteration, number_of_iterations):