ASoC: topology: ABI - Remove unused struct snd_soc_tplg_stream_config

The struct snd_soc_tplg_stream_config is no longer used in the ABI.
We are using snd_soc_tplg_stream instead.

Signed-off-by: Vedang Patel <vedang.patel@intel.com>
Signed-off-by: Mengdong Lin <mengdong.lin@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

include/uapi/sound/asoc.h

@@ -226,16 +226,6 @@ struct snd_soc_tplg_stream {
 	__le32 dai_fmt;		/* SND_SOC_DAIFMT_  */
 } __attribute__((packed));
 
-/*
- * Duplex stream configuration supported by SW/FW.
- */
-struct snd_soc_tplg_stream_config {
-	__le32 size;		/* in bytes of this structure */
-	char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
-	struct snd_soc_tplg_stream playback;
-	struct snd_soc_tplg_stream capture;
-} __attribute__((packed));
-
 /*
  * Manifest. List totals for each payload type. Not used in parsing, but will
  * be passed to the component driver before any other objects in order for any