Remove stray nonascii char from message

jenshnielsen · jenshnielsen · commit 665614336700 · 2016-05-05T10:48:59.000+01:00
diff --git a/lib/matplotlib/backends/backend_nbagg.py b/lib/matplotlib/backends/backend_nbagg.py
@@ -259,7 +259,7 @@ def nbinstall(overwrite=False, user=True):
     ----------
 
     overwrite : bool
-        If True, always install the files, regardless of what mayœ already be
+        If True, always install the files, regardless of what may already be
         installed.  Defaults to False.
     user : bool
         Whether to install to the user's .ipython/nbextensions directory.
