build(deps): bump github.com/containerd/containerd in /images/tester/cst

Bumps [github.com/containerd/containerd](https://github.com/containerd/containerd) from 1.5.18 to 1.6.26.
- [Release notes](https://github.com/containerd/containerd/releases)
- [Changelog](https://github.com/containerd/containerd/blob/main/RELEASES.md)
- [Commits](containerd/containerd@v1.5.18...v1.6.26)

---
updated-dependencies:
- dependency-name: github.com/containerd/containerd
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <[email protected]>

images/tester/cst/go.mod

@@ -8,8 +8,8 @@ require (
 	github.com/Azure/go-ansiterm v0.0.0-20210617225240-d185dfc1b5a1 // indirect
 	github.com/GoogleContainerTools/container-diff v0.14.1-0.20190219205308-3f6b025c016c // indirect
 	github.com/Microsoft/go-winio v0.5.2 // indirect
-	github.com/Microsoft/hcsshim v0.9.0 // indirect
-	github.com/containerd/containerd v1.5.18 // indirect
+	github.com/Microsoft/hcsshim v0.9.10 // indirect
+	github.com/containerd/containerd v1.6.26 // indirect
 	github.com/containerd/continuity v0.3.0 // indirect
 	github.com/containerd/stargz-snapshotter/estargz v0.4.1 // indirect
 	github.com/docker/cli v0.0.0-20191017083524-a8ff7f821017 // indirect
@@ -20,20 +20,22 @@ require (
 	github.com/docker/go-units v0.4.0 // indirect
 	github.com/fsouza/go-dockerclient v1.3.6 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
+	github.com/google/go-cmp v0.5.9 // indirect
 	github.com/google/go-containerregistry v0.5.1 // indirect
 	github.com/ijc/Gotty v0.0.0-20170406111628-a8b993ba6abd // indirect
 	github.com/moby/sys/mount v0.3.0 // indirect
-	github.com/moby/sys/mountinfo v0.5.0 // indirect
+	github.com/moby/sys/mountinfo v0.6.2 // indirect
 	github.com/opencontainers/go-digest v1.0.0 // indirect
-	github.com/opencontainers/image-spec v1.0.2 // indirect
+	github.com/opencontainers/image-spec v1.1.0-rc2.0.20221005185240-3a7f492d3f1b // indirect
 	github.com/opencontainers/runc v1.1.5 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
-	github.com/sirupsen/logrus v1.8.1 // indirect
-	github.com/stretchr/testify v1.7.0 // indirect
-	golang.org/x/crypto v0.1.0 // indirect
-	golang.org/x/net v0.7.0 // indirect
-	golang.org/x/sync v0.0.0-20210220032951-036812b2e83c // indirect
-	golang.org/x/sys v0.5.0 // indirect
-	golang.org/x/term v0.5.0 // indirect
+	github.com/sirupsen/logrus v1.9.3 // indirect
+	github.com/stretchr/testify v1.8.4 // indirect
+	golang.org/x/crypto v0.14.0 // indirect
+	golang.org/x/net v0.17.0 // indirect
+	golang.org/x/sync v0.3.0 // indirect
+	golang.org/x/sys v0.13.0 // indirect
+	golang.org/x/term v0.13.0 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
+	gotest.tools/v3 v3.5.0 // indirect
 )