feat: bump containerd to v1.7.29 (#5459)

Addresses CVE-2024-25621 (affected < 1.7.29).
Patched version: 1.7.29.

Backport of #5406.

(cherry picked from commit e154899)

Author: louiseschmidtgen

build-scripts/components/containerd/version.sh

@@ -1,3 +1,3 @@
 #!/bin/bash
 
-echo "v1.6.28"
+echo "v1.7.29"