ci: add regctl and undock dependency update workflow

[crazy-max]

similar to https://github.com/docker/actions-toolkit/blob/fd07401147f0d7982d979a8231d88fe4b756be59/.github/workflows/update-deps.yml

[vvoland]

Related failure https://github.com/docker/setup-docker-action/actions/runs/29093102106/job/86362956619?pr=301 ?

[crazy-max]

Related failure https://github.com/docker/setup-docker-action/actions/runs/29093102106/job/86362956619?pr=301 ?

  Downloading Docker CLI from dockereng/cli-bin:27.3.1
  D:\a\_temp\docker-actions-toolkit-5Yl1r9\undock-bin\undock.exe dockereng/cli-bin:27.3.1 D:\a\_temp\docker-actions-toolkit-5Yl1r9\docker-install-image
  Fri, 10 Jul 2026 12:36:33 UTC INF Extracting source src=dockereng/cli-bin:27.3.1
  Fri, 10 Jul 2026 12:36:33 UTC INF Computed cache digest docker-f9c359562574060c4f3c11d4981b56f1ff199d9e5fa4c4c631cac5b8227ea5fe src=dockereng/cli-bin:27.3.1
  Fri, 10 Jul 2026 12:36:33 UTC INF Getting image source signatures src=dockereng/cli-bin:27.3.1
  Fri, 10 Jul 2026 12:36:33 UTC INF Copying blob sha256:1b8ac3e3dfc48767c493b7ccdd519d436821cffd4318798961b07dd5a2e516a9 src=dockereng/cli-bin:27.3.1
  Fri, 10 Jul 2026 12:36:34 UTC INF Copying config sha256:6472d6b32565390e689bb930e1f8d057dc02c9c504d389846eb976442178ba6b src=dockereng/cli-bin:27.3.1
  Fri, 10 Jul 2026 12:36:34 UTC INF Writing manifest to image destination src=dockereng/cli-bin:27.3.1
  Fri, 10 Jul 2026 12:36:34 UTC INF Extracting blob blob=sha256:1b8ac3e3dfc48767c493b7ccdd519d436821cffd4318798961b07dd5a2e516a9 media-type=application/vnd.oci.image.layer.v1.tar+gzip platform=windows/amd64 src=dockereng/cli-bin:27.3.1
  Downloading Docker engine from moby/moby-bin:27.3.1
  D:\a\_temp\docker-actions-toolkit-5Yl1r9\undock-bin\undock.exe moby/moby-bin:27.3.1 D:\a\_temp\docker-actions-toolkit-5Yl1r9\docker-install-image
  Fri, 10 Jul 2026 12:36:34 UTC INF Extracting source src=moby/moby-bin:27.3.1
  Fri, 10 Jul 2026 12:36:34 UTC INF Computed cache digest docker-ea91ddc9bdd677ef886205052c04c4ae1e61d892876fffc43501a5d863cada49 src=moby/moby-bin:27.3.1
  Fri, 10 Jul 2026 12:36:34 UTC INF Getting image source signatures src=moby/moby-bin:27.3.1
  Fri, 10 Jul 2026 12:36:34 UTC INF Copying blob sha256:4f4fb700ef54461cfa02571ae0db9a0dc1e0cdb5577484a6d75e68dc38e8acc1 src=moby/moby-bin:27.3.1
  Fri, 10 Jul 2026 12:36:34 UTC INF Copying blob sha256:4f4fb700ef54461cfa02571ae0db9a0dc1e0cdb5577484a6d75e68dc38e8acc1 src=moby/moby-bin:27.3.1
  Fri, 10 Jul 2026 12:36:34 UTC INF Copying blob sha256:4f4fb700ef54461cfa02571ae0db9a0dc1e0cdb5577484a6d75e68dc38e8acc1 src=moby/moby-bin:27.3.1
  Fri, 10 Jul 2026 12:36:34 UTC INF Copying blob sha256:4f4fb700ef54461cfa02571ae0db9a0dc1e0cdb5577484a6d75e68dc38e8acc1 src=moby/moby-bin:27.3.1
  Fri, 10 Jul 2026 12:36:34 UTC INF Copying blob sha256:9301875c3df1081dd395af1bc51f9c8114d5663ceba7ae346db665045c5ad292 src=moby/moby-bin:27.3.1
  Fri, 10 Jul 2026 12:36:34 UTC INF Copying blob sha256:4f4fb700ef54461cfa02571ae0db9a0dc1e0cdb5577484a6d75e68dc38e8acc1 src=moby/moby-bin:27.3.1
  Fri, 10 Jul 2026 12:36:34 UTC INF Copying blob sha256:445ffd34391ea1cdf6406fe80a6da0e6354955bcf26bf1eb81ef7d95e4920377 src=moby/moby-bin:27.3.1
  Fri, 10 Jul 2026 12:36:35 UTC FTL error="cannot cache source: copying system image from manifest list: writing blob: rename C:\\Users\\runneradmin\\.local\\share\\undock\\cache\\docker-ea91ddc9bdd677ef886205052c04c4ae1e61d892876fffc43501a5d863cada49\\oci-put-blob3698569149 C:\\Users\\runneradmin\\.local\\share\\undock\\cache\\docker-ea91ddc9bdd677ef886205052c04c4ae1e61d892876fffc43501a5d863cada49\\blobs\\sha256\\4f4fb700ef54461cfa02571ae0db9a0dc1e0cdb5577484a6d75e68dc38e8acc1: Access is denied." stack=[{"func":"(*Client).Extract","line":"101","source":"image.go"},{"func":"(*Undock).Start","line":"76","source":"undock.go"},{"func":"main","line":"69","source":"main.go"},{"func":"main","line":"272","source":"proc.go"},{"func":"goexit","line":"1700","source":"asm_amd64.s"}]
Error: The process 'D:\a\_temp\docker-actions-toolkit-5Yl1r9\undock-bin\undock.exe' failed with exit code 1

Nope but will be fixed once we update Undock to v0.14.0 with this new workflow