gstlal_statevector.c: support int and uint

gstlal/gst/lal/gstlal_statevector.c

@@ -139,7 +139,7 @@ static GstStaticPadTemplate sink_factory = GST_STATIC_PAD_TEMPLATE(
 		"audio/x-raw, " \
 		"rate = " GST_AUDIO_RATE_RANGE ", " \
 		"channels = (int) 1, " \
-		"format = (string) { U8, " GST_AUDIO_NE(U16) ", " GST_AUDIO_NE(U32) "}, " \
+		"format = (string) { U8, " GST_AUDIO_NE(U16) ", " GST_AUDIO_NE(U32) ", S8, " GST_AUDIO_NE(S16) ", " GST_AUDIO_NE(S32) "}, " \
 		"layout = (string) interleaved, " \
 		"channel-mask = (bitmask) 0"
 	)