Commit 6bcbdff5f for imagemagick.org

commit 6bcbdff5f274cb81cb35c761b041d432751b6826
Author: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Date:   Thu Sep 17 20:01:02 2026 +0200

    build(deps): bump ubuntu from `513c074` to `cd21a4f` in /.devcontainer (#8962)

    Bumps ubuntu from `513c074` to `cd21a4f`.

    ---
    updated-dependencies:
    - dependency-name: ubuntu
      dependency-version: '26.04'
      dependency-type: direct:production
    ...

    Signed-off-by: dependabot[bot] <support@github.com>
    Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
index 9e3583021..4798c96f0 100644
--- a/.devcontainer/Dockerfile
+++ b/.devcontainer/Dockerfile
@@ -1,4 +1,4 @@
-FROM ubuntu:26.04@sha256:513c074113a871b51a8d16ab445c88779d6452d937a164fb5cc479f32668a41d
+FROM ubuntu:26.04@sha256:cd21a4f68a617580279d4b091cb18e3af9fa8a87500665f0ae5f7f757d17d367

 ENV DEBIAN_FRONTEND=noninteractive