rules.mk clean rule contains extraneous rm in test

[sgalgano]

Some rules.mk clean rule items contain extraneous rm command in tests:

if test -n "rm -f $(GENERATED_EVENTDAEMONS)"; then rm -f $(GENERATED_EVENTDAEMONS); fi
if test -n "rm -f $(GENERATED_GPSDLOCATIONAGENTS)"; then rm -f $(GENERATED_GPSDLOCATIONAGENTS); fi
if test -n "rm -f $(GENERATED_MGENINPUTS)"; then rm -f $(GENERATED_MGENINPUTS); fi
if test -n "rm -f $(GENERATED_ROUTINGCONFS)"; then rm -f $(GENERATED_ROUTINGCONFS); fi
if test -n "rm -f $(GENERATED_EXTRA)"; then rm -f $(GENERATED_EXTRA); fi
if test -n "rm -f $(GENERATED_OTESTPOINTDS)"; then rm -f $(GENERATED_OTESTPOINTDS); fi
if test -n "rm -f $(GENERATED_OTESTPOINTRECORDERS)"; then rm -f $(GENERATED_OTESTPOINTRECORDERS); fi