Go Launcher: Fix icon placement retention

We need dbFile set when MULTI_DB_GRID_MIRATION_ALGO is in
use.  This was set for other launchers, but not the Go launcher.

Bug: 157557047
Test: Built, flashed, moved icons on home screen, rebooted, and confirmed icons retained their position.
Change-Id: Icfcb56e00a8ac2f74e5f7a1957fd46cee5cb8b5b
diff --git a/go/res/xml/device_profiles.xml b/go/res/xml/device_profiles.xml
index 0fd0eeb..0c7eba3 100644
--- a/go/res/xml/device_profiles.xml
+++ b/go/res/xml/device_profiles.xml
@@ -24,6 +24,7 @@
         launcher:numFolderRows="4"
         launcher:numFolderColumns="4"
         launcher:numHotseatIcons="4"
+        launcher:dbFile="launcher.db"
         launcher:defaultLayoutId="@xml/default_workspace_4x4" >
 
         <display-option
@@ -36,4 +37,4 @@
 
     </grid-option>
 
-</profiles>
\ No newline at end of file
+</profiles>