Fix Duo's positioning in the Chrome OS app list.

BUG=991075

Change-Id: I11a08609b85dbfa534e4479657478788819d9000
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1737793
Auto-Submit: Dominick Ng <dominickn@chromium.org>
Reviewed-by: Ben Wells <benwells@chromium.org>
Commit-Queue: Dominick Ng <dominickn@chromium.org>
Cr-Commit-Position: refs/heads/master@{#684250}

chrome/browser/chromeos/extensions/default_app_order.cc

@@ -60,6 +60,7 @@ const char* const kDefaultAppOrder[] = {
     app_list::kInternalAppIdCamera,
     extension_misc::kCameraAppId,
     extension_misc::kGooglePhotosAppId,
+    arc::kGoogleDuo,
     app_list::kDefaultPageBreak1,  // First default page break
     extension_misc::kGoogleMapsAppId,
     app_list::kInternalAppIdSettings,
@@ -70,7 +71,6 @@ const char* const kDefaultAppOrder[] = {
     extension_misc::kCalculatorAppId,
     default_web_apps::kCanvasAppId,
     extension_misc::kTextEditorAppId,
-    arc::kGoogleDuo,
     default_web_apps::kYoutubeTVAppId,
     arc::kLightRoom,
     arc::kInfinitePainter,