[pygobject] Remove mention of removed option --enable-docs

[Tomeu Vizoso <tomeuv src gnome org>]

commit 7b78abc6c399abd0daa4c11c644d107e1bb7b452
Author: Tomeu Vizoso <tomeu vizoso collabora com>
Date:   Mon Dec 12 17:00:24 2011 +0100

    Remove mention of removed option --enable-docs

 HACKING |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/HACKING b/HACKING
index e42f5ce..d2af74a 100644
--- a/HACKING
+++ b/HACKING
@@ -6,7 +6,7 @@ Making a release
    commit if not.
 3. Update NEWS, use the command: git log --format="        - %s (%an)"
 4. Tag with: git tag -s 2.90.4
-5. Build tarball with: make distclean; ./autogen.sh --enable-docs; make; make dist
+5. Build tarball with: make distclean; ./autogen.sh; make; make dist
 6. Upload tarball: scp pygobject-2.21.5.tar.gz tomeuv master gnome org:
 7. Install tarball: ssh tomeuv master gnome org 'install-module pygobject-2.21.5.tar.gz'
 8. Send release announcements to gnome-announce-list gnome org; pygtk daa com au; python-hackers-list gnome org; python-announce-list python org