msm8998: Add custom config ids

Update xml file to add custom config ids to support
packing opaque data into custom config.

Change-Id: Iecb25edc39cccebb75f283efe2be6df84801d55c
diff --git a/configs/msm8998/sound_trigger_platform_info.xml b/configs/msm8998/sound_trigger_platform_info.xml
index b7ca132..41a41e9 100644
--- a/configs/msm8998/sound_trigger_platform_info.xml
+++ b/configs/msm8998/sound_trigger_platform_info.xml
@@ -67,6 +67,7 @@
             <param detection_event_ids="0x00012C0D, 0x2, 0x00012C29" />
             <param read_cmd_ids="0x00020013, 0x2, 0x00020015" />
             <param read_rsp_ids="0x00020013, 0x2, 0x00020016" />
+            <param custom_config_ids="0x00012C0D, 0x2, 0x00012C20" />
         </gcs_usecase>
         <gcs_usecase>
             <param uid="0x2" />
@@ -75,6 +76,7 @@
             <param detection_event_ids="0x00012C0D, 0x3, 0x00012C29" />
             <param read_cmd_ids="0x00020013, 0x3, 0x00020015" />
             <param read_rsp_ids="0x00020013, 0x3, 0x00020016" />
+            <param custom_config_ids="0x00012C0D, 0x3, 0x00012C20" />
         </gcs_usecase>
         <!-- Module and param ids with which the algorithm is integrated
             in non-graphite firmware (note these must come after gcs params) -->