Update containerd vendor

This fixes arm64 mac

Signed-off-by: Justin Cormack <justin@specialbusservice.com>

Author: justincormack

src/cmd/linuxkit/vendor.conf

@@ -9,7 +9,7 @@ github.com/agl/ed25519 5312a61534124124185d41f09206b9fef1d88403
 github.com/aws/aws-sdk-go fa107560b5f3528a859a1a1511086646731bb1a8
 github.com/beorn7/perks 4c0e84591b9aa9e6dcfdf3e020114cd81f89d5f9
 github.com/containerd/console cb7008ab3d8359b78c5f464cb7cf160107ad5925
-github.com/containerd/containerd v1.3.3
+github.com/containerd/containerd v1.4.2
 github.com/containerd/continuity 0f16d7a0959cac64d7a54ce015e50cf4839d1970
 github.com/containerd/fifo f15a3290365b9d2627d189e619ab4008e0069caf
 github.com/containerd/ttrpc 0be804eadb152bc3b3c20c5edc314c4633833398
@@ -58,7 +58,7 @@ github.com/opencontainers/image-spec v1.0.1
 github.com/opencontainers/runc ccbb3364d49d2dc6d9f057134570b0f382f6ceb7
 github.com/opencontainers/runtime-spec v1.0.1
 github.com/packethost/packngo f1be085ecd6fca1b0a0e25eda71f208dcfcee5ab
-github.com/pkg/errors v0.8.0
+github.com/pkg/errors v0.9.1
 github.com/pmezard/go-difflib v1.0.0
 github.com/prometheus/client_golang 52437c81da6b127a9925d17eb3a382a2e5fd395e
 github.com/prometheus/client_model fa8ad6fec33561be4280a8f0514318c79d7f6cb6