Fix filename.

Tools/scripts/README

@@ -47,7 +47,7 @@ pdeps.py                Print dependencies between Python modules
 pickle2db.py            Load a pickle generated by db2pickle.py to a database
 pindent.py              Indent Python code, giving block-closing comments
 ptags.py                Create vi tags file for Python modules
-pycolorize              Python syntax highlighting with HTML output.
+pycolorize.py           Python syntax highlighting with HTML output
 pydoc3                  Python documentation browser
 pysource.py             Find Python source files
 redemo.py               Basic regular expression demonstration facility