wxGUI core/utils.py: fix PIL call

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@57932 15284696-431f-4ddb-bdfa-cd5b030d7da7

gui/wxpython/core/utils.py

@@ -1100,7 +1100,7 @@ def autoCropImageFromFile(filename):
     @param filename path to file
     @return wx.Image instance
     """
-    import Image
+    from PIL import Image
     pilImage = Image.open(filename)
     imageBox = pilImage.getbbox()
     cropped = pilImage.crop(imageBox)