Clean .intermediates for removing hashed subdir

Bug: 348548855
Test: TH
Change-Id: Ia9f753d085c08d8c553ca0b4aa400beedb2be302
diff --git a/CleanSpec.mk b/CleanSpec.mk
index f562279..8c30883 100644
--- a/CleanSpec.mk
+++ b/CleanSpec.mk
@@ -791,6 +791,9 @@
 $(call add-clean-step, rm -f $(PRODUCT_OUT)/dexpreopt_config/dexpreopt.config)
 $(call add-clean-step, rm -f $(PRODUCT_OUT)/dexpreopt_config/dexpreopt_soong.config)
 
+# Clear out Soong .intermediates directory regarding removal of hashed subdir
+$(call add-clean-step, rm -rf $(OUT_DIR)/soong/.intermediates)
+
 # ************************************************
 # NEWER CLEAN STEPS MUST BE AT THE END OF THE LIST
 # ************************************************