config: Add Clocks to power whitelist

 *Seems sometimes alarm can not ring because of doze

Change-Id: Ie8b09e6aa3c82eda8bb961c854c9ab0457316bc0
diff --git a/config/common.mk b/config/common.mk
index ec4390b..c44cd5b 100644
--- a/config/common.mk
+++ b/config/common.mk
@@ -71,7 +71,8 @@
 #permissions
 PRODUCT_COPY_FILES += \
     vendor/omni/prebuilt/etc/permissions/privapp-permissions-omni.xml:system/etc/permissions/privapp-permissions-omni.xml \
-    vendor/omni/prebuilt/etc/permissions/privapp-permissions-elgoog.xml:system/etc/permissions/privapp-permissions-elgoog.xml
+    vendor/omni/prebuilt/etc/permissions/privapp-permissions-elgoog.xml:system/etc/permissions/privapp-permissions-elgoog.xml \
+    vendor/omni/prebuilt/etc/permissions/omni-power-whitelist.xml:system/etc/permissions/omni-power-whitelist.xml
 
 # custom omni sounds
 PRODUCT_SYSTEM_DEFAULT_PROPERTIES += \
diff --git a/prebuilt/etc/permissions/omni-power-whitelist.xml b/prebuilt/etc/permissions/omni-power-whitelist.xml
new file mode 100644
index 0000000..9d16de0
--- /dev/null
+++ b/prebuilt/etc/permissions/omni-power-whitelist.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<config>
+    <allow-in-power-save package="org.omnirom.deskclock" />
+    <allow-in-power-save package="com.android.deskclock" />
+</config>