project-lakitu: Updated app-emulation/containerd to v1.5.4

BUG=b/194993457
TEST=manually verified containerd using emerge-lakitu
RELEASE_NOTE=Update app-emulation/containerd to v1.5.4. This resolves CVE-2021-32760

Change-Id: I57a77141c5e3b5ebb19ef09c46f38bf183e19f68
Reviewed-on: https://cos-review.googlesource.com/c/cos/overlays/board-overlays/+/20996
Reviewed-by: Vaibhav Rustagi <vaibhavrustagi@google.com>
Reviewed-by: Varsha Teratipally <teratipally@google.com>
Tested-by: Michael Kochera <kochera@google.com>
4 files changed