Remove old copies of host-libprotobuf-java-full.jar in test suites

Test suite directories not covered by installclean have an old copy
of host-libprotobuf-java-full in them that causes problems when
libprotobuf-java-full uses an updated ABI, remove them.

Bug: 119049592
Test: manual
Change-Id: Iedf0aaf2a1d1ca2c7332da3cc6d948946946eebe
diff --git a/CleanSpec.mk b/CleanSpec.mk
index 39441e1..7d42fc9 100644
--- a/CleanSpec.mk
+++ b/CleanSpec.mk
@@ -515,6 +515,8 @@
 # Clean up old ninja files
 $(call add-clean-step, rm -f $(OUT_DIR)/build-*-dist*.ninja)
 
+$(call add-clean-step, rm -f $(HOST_OUT)/*ts/host-libprotobuf-java-*.jar)
+
 # ************************************************
 # NEWER CLEAN STEPS MUST BE AT THE END OF THE LIST
 # ************************************************