Bump containerd to v2.1.4

[brandond]

Proposed Changes

Bump containerd to v2.1.4

Types of Changes

version bump

Verification

Check containerd version

Testing

Linked Issues

• Bump Containerd to 2.1 to support OCI image volumes #12390

User-Facing Change

Further Comments

[brandond]

Ugh, crictl warnings are breaking the tests

targetContainer:  time="2025-08-21T23:28:19Z" level=warning msg="DEPRECATION: The `bin_dir` property of `[plugins.\"io.containerd.cri.v1.runtime\".cni`] is deprecated since containerd v2.1 and will be removed in containerd v2.2. Use `bin_dirs` in the same section instead."
c57e4ccd8925cc617a7fb0816b79667e47b17c7911fa43ffaa4d964b079bd1c3
Topmost layer:  bash: line 1: bin_dir: command not found
bash: line 1: [plugins.io.containerd.cri.v1.runtime.cni: command not found
bash: line 1: bin_dirs: command not found

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 20.44%. Comparing base (0254ca3) to head (7a99ab7).
⚠️ Report is 3 commits behind head on master.

❗ There is a different number of reports uploaded between BASE (0254ca3) and HEAD (7a99ab7). Click for more details.

HEAD has 1 upload less than BASE

Flag	BASE (0254ca3)	HEAD (7a99ab7)
e2etests	1	0

Additional details and impacted files

@@             Coverage Diff             @@
##           master   #12788       +/-   ##
===========================================
- Coverage   40.66%   20.44%   -20.23%     
===========================================
  Files         185      182        -3     
  Lines       18916    18848       -68     
===========================================
- Hits         7693     3853     -3840     
- Misses      10049    14559     +4510     
+ Partials     1174      436      -738     

Flag	Coverage Δ
e2etests	?
unittests	20.44% <ø> (ø)

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