Add correct columns configuration for split shade on tablets

Test: v2/sysui/suite/sysui-e2e-qs_ui_refactor-unfiltered
Flag: com.android.systemui.qs_ui_refactor_compose_fragment
Fixes: 366426898
Change-Id: Ifd6ae24473b62b71d86e82f3c7c623558eb4deb0
diff --git a/packages/SystemUI/res/values-sw600dp/config.xml b/packages/SystemUI/res/values-sw600dp/config.xml
index b438315..284a221 100644
--- a/packages/SystemUI/res/values-sw600dp/config.xml
+++ b/packages/SystemUI/res/values-sw600dp/config.xml
@@ -23,6 +23,9 @@
     <!-- The maximum number of rows in the QuickSettings -->
     <integer name="quick_settings_max_rows">4</integer>
 
+    <!-- The number of columns in the Split Shade QuickSettings -->
+    <integer name="quick_settings_split_shade_num_columns">6</integer>
+
     <!-- Use collapsed layout for media player in landscape QQS -->
     <bool name="config_quickSettingsMediaLandscapeCollapsed">false</bool>