pamhyr: Set axis label color to 'black' instead 'green'.

src/View/SedimentLayers/Reach/Profile/Plot.py

@@ -46,11 +46,11 @@ class Plot(PamhyrPlot):
 
         self.canvas.axes.set_xlabel(
             _translate("MainWindow_reach", "X (m)"),
-            color='green', fontsize=10
+            color='black', fontsize=10
         )
         self.canvas.axes.set_ylabel(
             _translate("MainWindow_reach", "Height (m)"),
-            color='green', fontsize=10
+            color='black', fontsize=10
         )
 
         x = self.data.get_station()