debian/vlc-mt-nox.install: add missing usr/lib/vlc/plugins/sse2/* plugins

Add missing usr/lib/vlc/plugins/sse2 plugins for amd64 systems

debian/vlc-mt-nox.install

@@ -114,6 +114,7 @@ usr/lib/vlc/plugins/mux
 usr/lib/vlc/plugins/3dnow
 usr/lib/vlc/plugins/packetizer
 usr/lib/vlc/plugins/services_discovery
+usr/lib/vlc/plugins/sse2
 usr/lib/vlc/plugins/stream_filter
 usr/lib/vlc/plugins/stream_out
 usr/lib/vlc/plugins/video_chroma