Vendor dependencies with module graph pruning

The empty-mod hack no longer works with Go 1.18.

This commit fixes #6586.

Signed-off-by: Kazuyoshi Kato <katokazu@amazon.com>

go.mod

@@ -1,9 +1,8 @@
 module github.com/containerd/containerd
 
-go 1.16
+go 1.17
 
 require (
-	cloud.google.com/go v0.81.0 // indirect
 	github.com/AdaLogics/go-fuzz-headers v0.0.0-20210715213245-6c3934b029d8
 	github.com/Microsoft/go-winio v0.5.1
 	github.com/Microsoft/hcsshim v0.9.2
@@ -28,7 +27,6 @@ require (
 	github.com/docker/go-units v0.4.0
 	github.com/emicklei/go-restful/v3 v3.7.3
 	github.com/fsnotify/fsnotify v1.5.1
-	github.com/go-logr/stdr v1.2.2 // indirect
 	github.com/gogo/googleapis v1.4.0
 	github.com/gogo/protobuf v1.3.2
 	github.com/google/go-cmp v0.5.6
@@ -38,7 +36,6 @@ require (
 	github.com/hashicorp/go-multierror v1.1.1
 	github.com/imdario/mergo v0.3.12
 	github.com/intel/goresctrl v0.2.0
-	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/klauspost/compress v1.11.13
 	github.com/moby/locker v1.0.1
 	github.com/moby/sys/mountinfo v0.6.0
@@ -69,8 +66,6 @@ require (
 	golang.org/x/oauth2 v0.0.0-20210819190943-2bc19b11175f // indirect
 	golang.org/x/sync v0.0.0-20210220032951-036812b2e83c
 	golang.org/x/sys v0.0.0-20211216021012-1d35b9e2eb4e
-	golang.org/x/term v0.0.0-20210615171337-6886f2dfbf5b // indirect
-	google.golang.org/genproto v0.0.0-20211208223120-3a66f561d7aa // indirect
 	google.golang.org/grpc v1.43.0
 	google.golang.org/protobuf v1.27.1
 	gotest.tools/v3 v3.0.3
@@ -84,11 +79,62 @@ require (
 	k8s.io/utils v0.0.0-20210930125809-cb0fa318a74b
 )
 
+require (
+	cloud.google.com/go v0.81.0 // indirect
+	github.com/beorn7/perks v1.0.1 // indirect
+	github.com/blang/semver v3.5.1+incompatible // indirect
+	github.com/cenkalti/backoff/v4 v4.1.2 // indirect
+	github.com/cespare/xxhash/v2 v2.1.2 // indirect
+	github.com/cilium/ebpf v0.7.0 // indirect
+	github.com/containernetworking/cni v1.0.1 // indirect
+	github.com/containers/ocicrypt v1.1.2 // indirect
+	github.com/cpuguy83/go-md2man/v2 v2.0.0 // indirect
+	github.com/emicklei/go-restful v2.9.5+incompatible // indirect
+	github.com/go-logr/logr v1.2.2 // indirect
+	github.com/go-logr/stdr v1.2.2 // indirect
+	github.com/godbus/dbus/v5 v5.0.6 // indirect
+	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
+	github.com/golang/protobuf v1.5.2 // indirect
+	github.com/google/gofuzz v1.2.0 // indirect
+	github.com/grpc-ecosystem/grpc-gateway v1.16.0 // indirect
+	github.com/hashicorp/errwrap v1.1.0 // indirect
+	github.com/json-iterator/go v1.1.12 // indirect
+	github.com/matttproud/golang_protobuf_extensions v1.0.2-0.20181231171920-c182affec369 // indirect
+	github.com/miekg/pkcs11 v1.0.3 // indirect
+	github.com/mistifyio/go-zfs v2.1.2-0.20190413222219-f784269be439+incompatible // indirect
+	github.com/moby/spdystream v0.2.0 // indirect
+	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
+	github.com/modern-go/reflect2 v1.0.2 // indirect
+	github.com/pkg/errors v0.9.1 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/prometheus/client_model v0.2.0 // indirect
+	github.com/prometheus/common v0.30.0 // indirect
+	github.com/prometheus/procfs v0.7.3 // indirect
+	github.com/russross/blackfriday/v2 v2.0.1 // indirect
+	github.com/shurcooL/sanitized_anchor_name v1.0.0 // indirect
+	github.com/spf13/pflag v1.0.5 // indirect
+	github.com/stefanberger/go-pkcs11uri v0.0.0-20201008174630-78d3cae3a980 // indirect
+	github.com/vishvananda/netns v0.0.0-20210104183010-2eb08e3e575f // indirect
+	go.mozilla.org/pkcs7 v0.0.0-20200128120323-432b2356ecb1 // indirect
+	go.opencensus.io v0.23.0 // indirect
+	go.opentelemetry.io/otel/exporters/otlp/internal/retry v1.3.0 // indirect
+	go.opentelemetry.io/proto/otlp v0.11.0 // indirect
+	golang.org/x/term v0.0.0-20210615171337-6886f2dfbf5b // indirect
+	golang.org/x/text v0.3.7 // indirect
+	golang.org/x/time v0.0.0-20210723032227-1f47c861a9ac // indirect
+	golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 // indirect
+	google.golang.org/appengine v1.6.7 // indirect
+	google.golang.org/genproto v0.0.0-20211208223120-3a66f561d7aa // indirect
+	gopkg.in/inf.v0 v0.9.1 // indirect
+	gopkg.in/square/go-jose.v2 v2.5.1 // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
+	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b // indirect
+	sigs.k8s.io/structured-merge-diff/v4 v4.1.2 // indirect
+	sigs.k8s.io/yaml v1.2.0 // indirect
+)
+
 // When updating replace rules, make sure to also update the rules in integration/client/go.mod and api/go.mod
 replace (
-	// prevent transitional dependencies due to containerd having a circular
-	// dependency on itself through plugins. see .empty-mod/go.mod for details
-	github.com/containerd/containerd => ./.empty-mod/
 	github.com/gogo/googleapis => github.com/gogo/googleapis v1.3.2
 	// urfave/cli must be <= v1.22.1 due to a regression: https://github.com/urfave/cli/issues/1092
 	github.com/urfave/cli => github.com/urfave/cli v1.22.1