Removed duplicated stun.o in pjlib-util Makefile

git-svn-id: https://svn.pjsip.org/repos/pjproject/trunk@805 74dad513-b988-da41-8d7b-12977e46ad98

pjlib-util/build/Makefile

@@ -27,7 +27,7 @@ export _LDFLAGS := $(subst /,$(HOST_PSEP),$(PJLIB_UTIL_LIB)) \
 export PJLIB_UTIL_SRCDIR = ../src/pjlib-util
 export PJLIB_UTIL_OBJS += $(OS_OBJS) $(M_OBJS) $(CC_OBJS) $(HOST_OBJS) \
 		errno.o dns.o dns_dump.o getopt.o md5.o resolver.o \
-		scanner.o stun.o string.o stun.o stun_client.o xml.o
+		scanner.o stun.o string.o stun_client.o xml.o
 export PJLIB_UTIL_CFLAGS += $(_CFLAGS)
 
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