am e406d08e: fix ACDB ID for headset mic with AEC

* commit 'e406d08e77f79a66caba291dcf2b3c929f39457c':
  fix ACDB ID for headset mic with AEC
diff --git a/hal/msm8974/platform.h b/hal/msm8974/platform.h
index 4d12a90..bb91061 100644
--- a/hal/msm8974/platform.h
+++ b/hal/msm8974/platform.h
@@ -136,7 +136,7 @@
 #define ACDB_ID_VOICE_HANDSET 7
 #define ACDB_ID_VOICE_HANDSET_TMUS 88
 #define ACDB_ID_VOICE_DMIC_EF_TMUS 89
-#define ACDB_ID_HEADSET_MIC_AEC 10
+#define ACDB_ID_HEADSET_MIC_AEC 8
 #endif
 
 #define MAX_VOL_INDEX 5