[pygoocanvas] README.win32: fix build instructions

[John Stowers <jstowers src gnome org>]

commit d773d9d305bfe7e29805c78f2349ff9a2b418067
Author: Dieter Verfaillie <dieterv optionexplicit be>
Date:   Thu Nov 11 14:30:17 2010 +0100

    README.win32: fix build instructions

 README.win32 |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/README.win32 b/README.win32
index 759eeda..89e6fd6 100644
--- a/README.win32
+++ b/README.win32
@@ -14,7 +14,7 @@ Windows Setuptools Build Instructions
 
   7. In msys shell, build with
 
-     $ python setup.py build --compiler=mingw32 --enable-threading bdist_wininst --user-access-control=auto
+     $ python setup.py build --compiler=mingw32 bdist_wininst --user-access-control=auto
 
 Tested with
   * gtk+-bundle_2.20.0-20100406_win32.zip