audiobuffersplit: Remove unneeded buffer_clip wrapper

This is just a small cleanup noticed while reading.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2544>

Author: ndufresne

gst/audiobuffersplit/gstaudiobuffersplit.c

@@ -662,13 +662,6 @@ gst_audio_buffer_split_handle_discont (GstAudioBufferSplit * self,
   return ret;
 }
 
-static GstBuffer *
-gst_audio_buffer_split_clip_buffer (GstAudioBufferSplit * self,
-    GstBuffer * buffer, const GstSegment * segment, gint rate, gint bpf)
-{
-  return gst_audio_buffer_clip (buffer, segment, rate, bpf);
-}
-
 static GstBuffer *
 gst_audio_buffer_split_clip_buffer_start_for_gapless (GstAudioBufferSplit *
     self, GstBuffer * buffer, gint rate, gint bpf)
@@ -737,9 +730,7 @@ gst_audio_buffer_split_sink_chain (GstPad * pad, GstObject * parent,
     return GST_FLOW_NOT_NEGOTIATED;
   }
 
-  buffer =
-      gst_audio_buffer_split_clip_buffer (self, buffer, &self->in_segment, rate,
-      bpf);
+  buffer = gst_audio_buffer_clip (buffer, &self->in_segment, rate, bpf);
   if (!buffer)
     return GST_FLOW_OK;