ALSA: trident: Remove unused declarations

Commit 8bb8b453cb ("[ALSA] trident - clean up obsolete synth codes")
remove synth functions but leave declarations.
And Commit e5723b41ab ("[ALSA] Remove sequencer instrument layer")
left snd_trident_attach_synthesizer().

Signed-off-by: Yue Haibing <yuehaibing@huawei.com>
Link: https://patch.msgid.link/20240817093527.1120240-1-yuehaibing@huawei.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Yue Haibing 2024-08-17 17:35:27 +08:00 • committed by Takashi Iwai
commit ff6615efa8