Update go.mod and go.sum to latest version from networkservicemesh/sd…

…k@master networkservicemesh/sdk#652

networkservicemesh/sdk PR link: networkservicemesh/sdk#652

networkservicemesh/sdk commit message:
commit 8edf78500c14da26533d86e40d20546ccc459bc2
Author: Denis Tingaikin <49399980+denis-tingaikin@users.noreply.github.com>
Date:   Fri Jan 15 14:27:14 2021 +0700

    discover should allow try to select restarting endpoints (#652)

    Signed-off-by: Denis Tingaikin <denis.tingajkin@xored.com>

Signed-off-by: NSMBot <nsmbot@networkservicmesh.io>

go.mod

@@ -8,7 +8,7 @@ require (
 	github.com/edwarnicke/serialize v1.0.7
 	github.com/kelseyhightower/envconfig v1.4.0
 	github.com/networkservicemesh/api v0.0.0-20210112152104-45029fb10e27
-	github.com/networkservicemesh/sdk v0.0.0-20210115071706-4de9ef27d64d
+	github.com/networkservicemesh/sdk v0.0.0-20210115072714-8edf78500c14
 	github.com/opentracing/opentracing-go v1.2.0
 	github.com/sirupsen/logrus v1.7.0
 	github.com/spiffe/go-spiffe/v2 v2.0.0-beta.2

go.sum

@@ -306,8 +306,8 @@ github.com/nats-io/stan.go v0.6.0/go.mod h1:eIcD5bi3pqbHT/xIIvXMwvzXYElgouBvaVRf
 github.com/nbutton23/zxcvbn-go v0.0.0-20180912185939-ae427f1e4c1d/go.mod h1:o96djdrsSGy3AWPyBgZMAGfxZNfgntdJG+11KU4QvbU=
 github.com/networkservicemesh/api v0.0.0-20210112152104-45029fb10e27 h1:J0UPj3sYfEvXwMHyAOiQ++NU7a3cZGZST1s1ftyC0uQ=
 github.com/networkservicemesh/api v0.0.0-20210112152104-45029fb10e27/go.mod h1:qvxdY1Zt4QTtiG+uH1XmjpegeHjlt5Jj4A8iK55iJPI=
-github.com/networkservicemesh/sdk v0.0.0-20210115071706-4de9ef27d64d h1:ctnasAdcQ7KlkXp0FhjDNOCulRoomTB+MfZZRNrTJfo=
-github.com/networkservicemesh/sdk v0.0.0-20210115071706-4de9ef27d64d/go.mod h1:LV9NIA44LDUs0moEnrfeeRKQPA3Qdu3JiBhSwzEbXSM=
+github.com/networkservicemesh/sdk v0.0.0-20210115072714-8edf78500c14 h1:z7NQspUyF/EnvkvEkgWWIu6309dIZe/+AHZ4W616nh4=
+github.com/networkservicemesh/sdk v0.0.0-20210115072714-8edf78500c14/go.mod h1:LV9NIA44LDUs0moEnrfeeRKQPA3Qdu3JiBhSwzEbXSM=
 github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e h1:fD57ERR4JtEqsWbfPhv4DMiApHyliiK5xCTNVSPiaAs=
 github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e/go.mod h1:zD1mROLANZcx1PVRCS0qkT7pwLkGfwJo4zjcN/Tysno=
 github.com/nishanths/exhaustive v0.0.0-20200811152831-6cf413ae40e0/go.mod h1:wBEpHwM2OdmeNpdCvRPUlkEbBuaFmcK4Wv8Q7FuGW3c=