hal: update QCHAT pcm device ID

Update QCHAT pcm device ID as per the machine driver.
This is to support QCHAT on msm8x16.

CRs-Fixed: 814208
Change-Id: I20b2a302a56d8b9c5fc043e1e7cfa5bc5aeaf8f0
diff --git a/hal/msm8916/platform.h b/hal/msm8916/platform.h
index 8b67714..5d7e223 100644
--- a/hal/msm8916/platform.h
+++ b/hal/msm8916/platform.h
@@ -253,7 +253,7 @@
 #define VOICE_CALL_PCM_DEVICE 2
 #define VOICE2_CALL_PCM_DEVICE 13
 #define VOLTE_CALL_PCM_DEVICE 15
-#define QCHAT_CALL_PCM_DEVICE 14
+#define QCHAT_CALL_PCM_DEVICE 26
 #define VOWLAN_CALL_PCM_DEVICE 16
 
 #define AFE_PROXY_PLAYBACK_PCM_DEVICE 7