Move comment out of recipe section

If we keep a comment in the recipe, it prints out whenever that component
gets built.

Change-Id: Idb99a9edc02cfb87e35e59b7fd37588b928b98a5
diff --git a/core/binary.mk b/core/binary.mk
index 45ab0c0..253c42d 100644
--- a/core/binary.mk
+++ b/core/binary.mk
@@ -424,8 +424,8 @@
     $(renderscript_intermediate)/ScriptC_,$(patsubst %.fs,%.cpp, $(patsubst %.rs,%.cpp, \
     $(notdir $(renderscript_sources)))))
 
+# This is just a dummy rule to make sure gmake doesn't skip updating the dependents.
 $(rs_generated_cpps) : $(RenderScript_file_stamp)
-	# This is just a dummy rule to make sure gmake doesn't skip updating the dependents.
 	@echo "Updated RS generated cpp file $@."
 
 my_c_includes += $(renderscript_intermediate)
@@ -473,8 +473,8 @@
 $(proto_generated_cc_sources): $(proto_generated_cc_sources_dir)/%.pb.cc: %.proto $(PROTOC)
 	$(transform-proto-to-cc)
 
+# This is just a dummy rule to make sure gmake doesn't skip updating the dependents.
 $(proto_generated_headers): $(proto_generated_cc_sources_dir)/%.pb.h: $(proto_generated_cc_sources_dir)/%.pb.cc
-	# This is just a dummy rule to make sure gmake doesn't skip updating the dependents.
 	@echo "Updated header file $@."
 
 $(my_prefix)_$(LOCAL_MODULE_CLASS)_$(LOCAL_MODULE)_proto_defined := true