Fix two typos

dune/python/test/test-ug.py

@@ -15,7 +15,7 @@ except ImportError as exception:
 base = "../../../doc/grids/gmsh/"
 reader = (dune.grid.reader.gmsh, base+"circle2ndorder.msh")
 grid = dune.grid.ugGrid(reader, dimgrid=2)
-# we either have UG, ot this test should not be run at all 
+# we either have UG, or this test should not be run at all
 assert(grid)
 
 exact = 6.27593206157460
@@ -44,7 +44,7 @@ for l in range(5):
 if math.isclose(eoc,2.0,abs_tol=0.02):
     print("Geometry approximation: 2d order convergence")
 else:
-    print("Geometry approximation does not show expected 2d order convergence")
+    print("Geometry approximation does not show expected 2nd order convergence")
     sys.exit(-1)
 
 sys.exit(0)