northd: Store outport of parsed_route. #4703

Job	Run time
osx clang --disable-ssl	2m 32s
Prepare container	3m 49s
linux rpm fedora	7m 6s
linux gcc --disable-ssl	2m 47s
linux clang --disable-ssl	2m 41s
linux gcc test -300	9m 27s
linux gcc test 301-600	6m 38s
linux gcc test 601- unstable	6m 46s
linux clang test sanitizers -300	12m 35s
linux clang test sanitizers 301-600	9m 13s
linux clang test sanitizers 601- unstable	11m 33s
linux gcc test -ljemalloc -300	9m 53s
linux gcc test -ljemalloc 301-600	6m 39s
linux gcc test -ljemalloc 601- unstable	6m 57s
linux gcc system-test-dpdk dpdk -100	17m 15s
linux gcc system-test-dpdk dpdk 101- unstable	14m 37s
linux gcc system-test-userspace -100	16m 6s
linux gcc system-test-userspace 101- unstable	13m 28s
linux gcc system-test -100	18m 47s
linux gcc system-test 101- unstable	17m 41s
linux clang system-test sanitizers -100	20m 34s
linux clang system-test sanitizers 101- unstable	19m 27s
linux x86 gcc --disable-ssl	2m 38s
	3h 59m 9s

Provide feedback