overlay: remove config_color_mode_options_strings array

Change-Id: I616fe9bbd36ae2ca74fa2741ac5e5f683bbbb662
diff --git a/overlay-omni/packages/apps/Settings/res/values/config.xml b/overlay-omni/packages/apps/Settings/res/values/config.xml
index ff129de..e42442e 100755
--- a/overlay-omni/packages/apps/Settings/res/values/config.xml
+++ b/overlay-omni/packages/apps/Settings/res/values/config.xml
@@ -19,15 +19,6 @@
     <bool name="config_show_smooth_display">true</bool>
 
     <!-- Display settings screen, Color mode options. Must be the same length and order as
-         config_color_mode_options_values below. Only the values that also appear in
-         frameworks/base/core/res/res/values/config.xml's config_availableColorModes are shown. -->
-    <string-array name="config_color_mode_options_strings" translatable="false">
-        <item>@string/color_mode_option_natural</item>
-        <item>@string/color_mode_option_boosted</item>
-        <item>@string/color_mode_option_saturated</item>
-        <item>@string/color_mode_option_automatic</item>
-    </string-array>
-    <!-- Display settings screen, Color mode options. Must be the same length and order as
          config_color_mode_options_strings above. Only the values that also appear in
          frameworks/base/core/res/res/values/config.xml's config_availableColorModes are shown. -->
     <integer-array name="config_color_mode_options_values" translatable="false">