Kbuild: export msm_audio_sbc.h to user-space

Change-Id: Idf932187378e054fff1da96da08a12ba5daf0dc0
Signed-off-by: Jay Wang <jaywang@codeaurora.org>
diff --git a/include/linux/Kbuild b/include/linux/Kbuild
index 1a606b5..e1b9e73 100644
--- a/include/linux/Kbuild
+++ b/include/linux/Kbuild
@@ -423,6 +423,7 @@
 header-y += msm_audio_qcp.h
 header-y += msm_audio_amrnb.h
 header-y += msm_audio_voicememo.h
+header-y += msm_audio_sbc.h
 header-y += msm_ipc.h
 header-y += msm_charm.h
 header-y += tzcom.h