Dialer: Modify CleanSpec

It's currently missing cleaning up intermediates which can lead to
issues during build (warnings) or runtime (wrong resources etc)

Change-Id: Icf6f4bd22afe298360d21f74c68a4e6794a5211d
diff --git a/CleanSpec.mk b/CleanSpec.mk
index a08f379..5276ed0 100644
--- a/CleanSpec.mk
+++ b/CleanSpec.mk
@@ -39,3 +39,4 @@
 # ************************************************
 
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/priv-app/Dialer)
+$(call add-clean-step, rm -rf $(OUT_DIR)/target/common/obj/APPS/Dialer_intermediates)