overlay: common: ThemePicker: set clock stub package

Change-Id: Ibb4fbc49edd55a29c5ba827188e5ea1d06edeeee
Signed-off-by: Alexander Martinz <amartinz@shiftphones.com>
diff --git a/overlay/common/packages/apps/ThemePicker/res/values/override.xml b/overlay/common/packages/apps/ThemePicker/res/values/override.xml
index fbe2ad5..cff001d 100644
--- a/overlay/common/packages/apps/ThemePicker/res/values/override.xml
+++ b/overlay/common/packages/apps/ThemePicker/res/values/override.xml
@@ -17,4 +17,5 @@
 -->
 <resources>
     <string name="themes_stub_package" translatable="false">eco.shift.customization</string>
+    <string name="clocks_stub_package" translatable="false">eco.shift.customization</string>
 </resources>