CleanSpec for system_other

Bug: 142537657
Test: m
Change-Id: I9206a2b8540ec49889b9e8210eae3b64b0fa2d81
diff --git a/CleanSpec.mk b/CleanSpec.mk
index 1e80901..50fff08 100644
--- a/CleanSpec.mk
+++ b/CleanSpec.mk
@@ -687,6 +687,9 @@
 # Migrate preopt files to system_other for some devices
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/*/*app/*/oat)
 
+# Migrate preopt files from system_other for some devices
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system_other)
+
 # ************************************************
 # NEWER CLEAN STEPS MUST BE AT THE END OF THE LIST
 # ************************************************