build(deps): bump library/docker in /code-server

Bumps library/docker from 28.5.2-cli to 29.0.0-cli.

---
updated-dependencies:
- dependency-name: library/docker
  dependency-version: 29.0.0-cli
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

code-server/Dockerfile

@@ -2,7 +2,7 @@
 FROM docker.io/prom/prometheus:v3.7.3 AS prometheus
 FROM docker.io/prom/alertmanager:v0.29.0 AS alertmanager
 FROM public.ecr.aws/aws-cli/aws-cli:2.31.32 AS aws-cli
-FROM docker.io/library/docker:28.5.2-cli AS docker
+FROM docker.io/library/docker:29.0.0-cli AS docker
 FROM docker.io/docker/buildx-bin:0.29.1 AS buildx
 FROM docker.io/rancher/kubectl:v1.34.1 AS kubectl
 FROM ghcr.io/aquasecurity/trivy:0.67.2 AS trivy