bump containerd dependency

[imjasonh]

As with google/go-containerregistry#1139

This bumps the containerd dependency to resolve a dependabot alert for a vulnerability in containerd (that doesn't affect ko)

go get -u github.com/containerd/containerd@latest
go mod tidy
go mod vendor

[codecov-commenter]

Codecov Report

Merging #463 (1e8ccfa) into main (42723d7) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main     #463   +/-   ##
=======================================
  Coverage   53.13%   53.13%           
=======================================
  Files          36       36           
  Lines        1848     1848           
=======================================
  Hits          982      982           
  Misses        715      715           
  Partials      151      151           

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