docs: update docstrings

src/psimpy/simulator/ravaflow24.py

@@ -125,7 +125,7 @@ class Ravaflow24Mixture:
         entrainment_coef: Union[float, np.floating] = -7.0,
         EPSG: Union[str, None] = None) -> tuple[str, str]:
         """
-        Preprocess simulation input data.
+        Preprocess simulation input data simulation.
 
         Parameters
         ----------
@@ -293,7 +293,7 @@ class Ravaflow24Mixture:
     def extract_qoi_max(self, prefix: str, qoi: str,
         aggregate: bool = True) -> Union[float, np.ndarray]:
         """
-        Extract the maximum value(s) of a quantity of interest in one simulation.
+        Extract the maximum value(s) of a quantity of interest.
         
         Parameters
         ----------