Bump github.com/containerd/containerd from 1.5.1 to 1.5.2 (#277)

Bumps [github.com/containerd/containerd](https://github.com/containerd/containerd) from 1.5.1 to 1.5.2.
- [Release notes](https://github.com/containerd/containerd/releases)
- [Changelog](https://github.com/containerd/containerd/blob/master/RELEASES.md)
- [Commits](containerd/containerd@v1.5.1...v1.5.2)

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

go.mod

@@ -10,7 +10,7 @@ replace (
 )
 
 require (
-	github.com/containerd/containerd v1.5.1
+	github.com/containerd/containerd v1.5.2
 	github.com/docker/docker v17.12.1-ce+incompatible
 	github.com/opencontainers/go-digest v1.0.0
 	github.com/opencontainers/image-spec v1.0.1

go.sum

@@ -143,8 +143,8 @@ github.com/containerd/containerd v1.5.0-beta.3/go.mod h1:/wr9AVtEM7x9c+n0+stptlo
 github.com/containerd/containerd v1.5.0-beta.4/go.mod h1:GmdgZd2zA2GYIBZ0w09ZvgqEq8EfBp/m3lcVZIvPHhI=
 github.com/containerd/containerd v1.5.0-rc.0/go.mod h1:V/IXoMqNGgBlabz3tHD2TWDoTJseu1FGOKuoA4nNb2s=
 github.com/containerd/containerd v1.5.0-rc.3/go.mod h1:kYiJ+LvywDUKzyax6+UKCk5xwQNCfcGR6KsSdShdg5U=
-github.com/containerd/containerd v1.5.1 h1:xWHPAoe6VkUiI9GAvndJM7s/0MTrmwX3AQiYTr3olf0=
-github.com/containerd/containerd v1.5.1/go.mod h1:0DOxVqwDy2iZvrZp2JUx/E+hS0UNTVn7dJnIOwtYR4g=
+github.com/containerd/containerd v1.5.2 h1:MG/Bg1pbmMb61j3wHCFWPxESXHieiKr2xG64px/k8zQ=
+github.com/containerd/containerd v1.5.2/go.mod h1:0DOxVqwDy2iZvrZp2JUx/E+hS0UNTVn7dJnIOwtYR4g=
 github.com/containerd/continuity v0.0.0-20190426062206-aaeac12a7ffc/go.mod h1:GL3xCUCBDV3CZiTSEKksMWbLE66hEyuu9qyDOOqM47Y=
 github.com/containerd/continuity v0.0.0-20190815185530-f2a389ac0a02/go.mod h1:GL3xCUCBDV3CZiTSEKksMWbLE66hEyuu9qyDOOqM47Y=
 github.com/containerd/continuity v0.0.0-20191127005431-f65d91d395eb/go.mod h1:GL3xCUCBDV3CZiTSEKksMWbLE66hEyuu9qyDOOqM47Y=