rawvideoparse: fix typo in 'plane-offsets' description
The property is 'plane-offsets', not 'plane-offset' so the example in
the description was wrong.
https://bugzilla.gnome.org/show_bug.cgi?id=796817
diff --git a/gst/rawparse/gstrawvideoparse.c b/gst/rawparse/gstrawvideoparse.c
index 776e7fd..b1e955d 100644
--- a/gst/rawparse/gstrawvideoparse.c
+++ b/gst/rawparse/gstrawvideoparse.c
@@ -298,7 +298,7 @@
PROP_PLANE_OFFSETS,
gst_param_spec_array ("plane-offsets",
"Plane offsets",
- "Offsets of the planes in bytes (e.g. plane-offset=\"<0,76800>\")",
+ "Offsets of the planes in bytes (e.g. plane-offsets=\"<0,76800>\")",
g_param_spec_int ("plane-offset",
"Plane offset",
"Offset of the n-th plane in bytes",