fix active flag in udp relay and udp copy #858

Job	Run time
Build	18m 53s
Build vendored (vendored-openssl, g3proxy)	11m 5s
Build vendored (vendored-openssl, g3bench)	8m 48s
Build vendored (vendored-openssl, g3tiles)	9m 55s
Build vendored (vendored-openssl, g3fcgen)	9m 9s
Build vendored (vendored-openssl, g3mkcert)	8m 36s
Build vendored (vendored-openssl, g3keymess)	9m 4s
Build vendored (vendored-tongsuo, g3proxy)	9m 29s
Build vendored (vendored-tongsuo, g3bench)	5m 55s
Build vendored (vendored-tongsuo, g3tiles)	6m 17s
Build vendored (vendored-tongsuo, g3fcgen)	5m 11s
Build vendored (vendored-tongsuo, g3mkcert)	4m 45s
Build vendored (vendored-tongsuo, g3keymess)	5m 55s
Build vendored (vendored-aws-lc, g3proxy)	10m 48s
Build vendored (vendored-aws-lc, g3bench)	6m 42s
Build vendored (vendored-aws-lc, g3tiles)	7m 21s
Build vendored (vendored-aws-lc, g3fcgen)	7m 37s
Build vendored (vendored-aws-lc, g3mkcert)	6m 33s
Build vendored (vendored-aws-lc, g3keymess)	6m 24s
Build vendored (vendored-boringssl, g3proxy)	7m 12s
Build vendored (vendored-boringssl, g3bench)	4m 44s
Build vendored (vendored-boringssl, g3tiles)	6m 5s
Build vendored (vendored-boringssl, g3fcgen)	5m 41s
Build vendored (vendored-boringssl, g3mkcert)	3m 38s
Build vendored (vendored-boringssl, g3keymess)	5m 7s
	3h 10m 54s

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