go.mod: update etcd to fix e2e tests

Updated etcd to v3.4.10 to include this fix:
 - change protobuf field type from int to int64

This should fix increased flakyness in a lot of node e2e tests.

Author: bart0sh

go.mod

@@ -97,7 +97,7 @@ require (
 	github.com/urfave/negroni v1.0.0 // indirect
 	github.com/vishvananda/netlink v1.1.0
 	github.com/vmware/govmomi v0.20.3
-	go.etcd.io/etcd v0.5.0-alpha.5.0.20200520232829-54ba9589114f
+	go.etcd.io/etcd v0.5.0-alpha.5.0.20200716221620-18dfb9cca345
 	golang.org/x/crypto v0.0.0-20200220183623-bac4c82f6975
 	golang.org/x/net v0.0.0-20200324143707-d3edc9973b7e
 	golang.org/x/oauth2 v0.0.0-20191202225959-858c2ad4c8b6
@@ -414,7 +414,7 @@ replace (
 	github.com/xlab/handysort => github.com/xlab/handysort v0.0.0-20150421192137-fb3537ed64a1
 	github.com/xordataexchange/crypt => github.com/xordataexchange/crypt v0.0.3-0.20170626215501-b2862e3d0a77
 	go.etcd.io/bbolt => go.etcd.io/bbolt v1.3.5
-	go.etcd.io/etcd => go.etcd.io/etcd v0.5.0-alpha.5.0.20200520232829-54ba9589114f // 54ba9589114f is the SHA for git tag v3.4.9
+	go.etcd.io/etcd => go.etcd.io/etcd v0.5.0-alpha.5.0.20200716221620-18dfb9cca345 // 18dfb9cca345 is the SHA for git tag v3.4.10
 	go.mongodb.org/mongo-driver => go.mongodb.org/mongo-driver v1.1.2
 	go.opencensus.io => go.opencensus.io v0.22.2
 	go.uber.org/atomic => go.uber.org/atomic v1.4.0

go.sum

@@ -467,8 +467,8 @@ github.com/xlab/handysort v0.0.0-20150421192137-fb3537ed64a1/go.mod h1:QcJo0QPSf
 github.com/xordataexchange/crypt v0.0.3-0.20170626215501-b2862e3d0a77/go.mod h1:aYKd//L2LvnjZzWKhF00oedf4jCCReLcmhLdhm1A27Q=
 go.etcd.io/bbolt v1.3.5 h1:XAzx9gjCb0Rxj7EoqcClPD1d5ZBxZJk0jbuoPHenBt0=
 go.etcd.io/bbolt v1.3.5/go.mod h1:G5EMThwa9y8QZGBClrRx5EY+Yw9kAhnjy3bSjsnlVTQ=
-go.etcd.io/etcd v0.5.0-alpha.5.0.20200520232829-54ba9589114f h1:pBCD+Z7cy5WPTq+R6MmJJvDRpn88cp7bmTypBsn91g4=
-go.etcd.io/etcd v0.5.0-alpha.5.0.20200520232829-54ba9589114f/go.mod h1:skWido08r9w6Lq/w70DO5XYIKMu4QFu1+4VsqLQuJy8=
+go.etcd.io/etcd v0.5.0-alpha.5.0.20200716221620-18dfb9cca345 h1:2gOG36vt1BhUqpzxwZLZJxUim2dHB05vw+RAn4Q6YOU=
+go.etcd.io/etcd v0.5.0-alpha.5.0.20200716221620-18dfb9cca345/go.mod h1:skWido08r9w6Lq/w70DO5XYIKMu4QFu1+4VsqLQuJy8=
 go.mongodb.org/mongo-driver v1.1.2 h1:jxcFYjlkl8xaERsgLo+RNquI0epW6zuy/ZRQs6jnrFA=
 go.mongodb.org/mongo-driver v1.1.2/go.mod h1:u7ryQJ+DOzQmeO7zB6MHyr8jkEQvC8vH7qLUO4lqsUM=
 go.opencensus.io v0.22.2 h1:75k/FF0Q2YM8QYo07VPddOLBslDt1MZOdEslOHvmzAs=

staging/src/k8s.io/apiextensions-apiserver/go.mod

@@ -18,7 +18,7 @@ require (
 	github.com/spf13/cobra v1.0.0
 	github.com/spf13/pflag v1.0.5
 	github.com/stretchr/testify v1.4.0
-	go.etcd.io/etcd v0.5.0-alpha.5.0.20200520232829-54ba9589114f
+	go.etcd.io/etcd v0.5.0-alpha.5.0.20200716221620-18dfb9cca345
 	google.golang.org/grpc v1.27.0
 	gopkg.in/yaml.v2 v2.2.8
 	k8s.io/api v0.0.0

staging/src/k8s.io/apiextensions-apiserver/go.sum

@@ -31,7 +31,7 @@ require (
 	github.com/stretchr/testify v1.4.0
 	github.com/tmc/grpc-websocket-proxy v0.0.0-20190109142713-0ad062ec5ee5 // indirect
 	go.etcd.io/bbolt v1.3.5 // indirect
-	go.etcd.io/etcd v0.5.0-alpha.5.0.20200520232829-54ba9589114f
+	go.etcd.io/etcd v0.5.0-alpha.5.0.20200716221620-18dfb9cca345
 	go.uber.org/zap v1.10.0
 	golang.org/x/crypto v0.0.0-20200220183623-bac4c82f6975
 	golang.org/x/net v0.0.0-20200324143707-d3edc9973b7e