Fix typing error

dgpy/scripts/slim.py

@@ -981,7 +981,7 @@ class ShallowWaterTracer2d:
         self._mass = dgpy.fullMatrixDouble(1, 1) 
         self._integrator_mass.compute(self._mass,"")
         
-    def set_sediment(self, initial_bottom_concentration, windU, windV, factorW = 1e-2, wMax = 1e-4, u0 = 0.3, , v0 = 0.3, w0 = 10, a01 = 2.8e-2, a02 = 1.44e-1, a1 = 1e-6, n = 4., omega2 = 2.4538, eros0Fact = 0.245):
+    def set_sediment(self, initial_bottom_concentration, windU, windV, factorW = 1e-2, wMax = 1e-4, u0 = 0.3, v0 = 0.3, w0 = 10, a01 = 2.8e-2, a02 = 1.44e-1, a1 = 1e-6, n = 4., omega2 = 2.4538, eros0Fact = 0.245):
         """Define wind velocity for sediment transport.
         
         keyword argument: