cm: config: dont build CMWallpapers

Change-Id: I3dd61996cb685e5d383df3d975d5a1cedc257534
diff --git a/config/common.mk b/config/common.mk
index feae0ac..50f469e 100644
--- a/config/common.mk
+++ b/config/common.mk
@@ -123,7 +123,6 @@
     CMFileManager \
     CMSettingsProvider \
     CMUpdater \
-    CMWallpapers \
     CyanogenSetupWizard \
     Eleven \
     ExactCalculator \