python-gstreamer: Rename to py-gst.

diff --git a/packages/python/python-gstreamer_0.10.6.bb b/packages/python/python-gst_0.10.6.bb
similarity index 100%
rename from packages/python/python-gstreamer_0.10.6.bb
rename to packages/python/python-gst_0.10.6.bb