gstltihooks: Sync with upstream pygobject/ltihooks.py commit.
gstltihooks: Sync with upstream pygobject/ltihooks.py commit.

Apply commit from James Henstridge 2009-02-20 : "I've updated the
license block in pygtk/ltihooks.py to LGPL (not sure why I
didn't just use LGPL like the rest of pygtk)."

Partially fixes #572487

GStreamer/gst-python,freedesktop-unofficial-mirror/gstreamer-sdk__gst-python,alessandrod/gst-python,alessandrod/gst-python,freedesktop-unofficial-mirror/gstreamer__gst-python,freedesktop-unofficial-mirror/gstreamer-sdk__gst-python,pexip/gst-python,lubosz/gst-python,freedesktop-unofficial-mirror/gstreamer-sdk__gst-python,freedesktop-unofficial-mirror/gstreamer-sdk__gst-python,GStreamer/gst-python,lubosz/gst-python,freedesktop-unofficial-mirror/gstreamer__gst-python,pexip/gst-python,alessandrod/gst-python,pexip/gst-python,freedesktop-unofficial-mirror/gstreamer__gst-python,lubosz/gst-python,GStreamer/gst-python