fix description

autotest/prt/test_prt_fmi08.py

@@ -5,12 +5,12 @@
 https://flopy.readthedocs.io/en/latest/Notebooks/dis_voronoi_example.html
 
 Two variants are included, first with straight
-pathlines, and then with a well to capture one
-particle and yield more interesting pathlines.
+pathlines, and another with a well to capture 
+particles and give more interesting pathlines.
 
-Particles are released from the central cell
-to which constant concentration is assigned
-in the transport model.
+Particles are released from the x coordinate
+of the constant concentration cell from the
+transport model, along a range of y coords.
 
 TODO: support parallel adjacent cell faces,
 duplicated vertices as flopy.utils.voronoi
@@ -283,7 +283,7 @@ def test_mf6model(name, function_tmpdir, targets):
     prt_track_csv_file = f"{prtname}.prp.trk.csv"
     pls = pd.read_csv(ws / prt_track_csv_file, na_filter=False)
 
-    plot_debug = True
+    plot_debug = False
     if plot_debug:
         # plot in 2d with mpl
         fig = plt.figure(figsize=(10, 10))