Add github.com/containerd/[email protected] on go.sum

Go 1.16 is more strict than previous Go versions regarding go.sum
This specific package doesn't have itself on go.sum but it is incomplete.

Signed-off-by: Kazuyoshi Kato <[email protected]>

Author: kzys

go.sum

@@ -167,6 +167,7 @@ github.com/containerd/fifo v0.0.0-20210316144830-115abcc95a1d/go.mod h1:ocF/ME1S
 github.com/containerd/fifo v1.0.0 h1:6PirWBr9/L7GDamKr+XM0IeUFXu5mf3M/BPpH9gaLBU=
 github.com/containerd/fifo v1.0.0/go.mod h1:ocF/ME1SX5b1AOlWi9r677YJmCPSwwWnQ9O123vzpE4=
 github.com/containerd/go-cni v1.0.1/go.mod h1:+vUpYxKvAF72G9i1WoDOiPGRtQpqsNW/ZHtSlv++smU=
+github.com/containerd/go-cni v1.0.2 h1:YbJAhpTevL2v6u8JC1NhCYRwf+3Vzxcc5vGnYoJ7VeE=
 github.com/containerd/go-cni v1.0.2/go.mod h1:nrNABBHzu0ZwCug9Ije8hL2xBCYh/pjfMb1aZGrrohk=
 github.com/containerd/go-runc v0.0.0-20180907222934-5a6d9f37cfa3/go.mod h1:IV7qH3hrUgRmyYrtgEeGWJfWbgcHL9CSRruz2Vqcph0=
 github.com/containerd/go-runc v0.0.0-20190911050354-e029b79d8cda/go.mod h1:IV7qH3hrUgRmyYrtgEeGWJfWbgcHL9CSRruz2Vqcph0=