Move remaining libcore JNI libraries to APEX.

Test: Flash and boot on Taimen
Test: atest CtsLibcoreTestCases CtsJniTestCases
Bug: 119090773
Change-Id: Ia9e7077327d2abc3f637c09acc5933b9c1682d5a
Exempt-From-Owner-Approval: Simple clean steps rule
diff --git a/CleanSpec.mk b/CleanSpec.mk
index 8a28303..f09b892 100644
--- a/CleanSpec.mk
+++ b/CleanSpec.mk
@@ -535,6 +535,12 @@
 # Remove corrupt generated rule due to using toybox's sed
 $(call add-clean-step, rm -rf $(SOONG_OUT_DIR)/.intermediates/system/core/init/generated_stub_builtin_function_map)
 
+# Clean up core JNI libraries moved to runtime apex
+$(call add-clean-step, rm -f $(PRODUCT_OUT)/system/lib*/libjavacore.so)
+$(call add-clean-step, rm -f $(PRODUCT_OUT)/system/lib*/libopenjdk.so)
+$(call add-clean-step, rm -f $(PRODUCT_OUT)/system/lib*/libexpat.so)
+
+
 # ************************************************
 # NEWER CLEAN STEPS MUST BE AT THE END OF THE LIST
 # ************************************************