Bump github.com/docker/docker in /test

Bumps [github.com/docker/docker](https://github.com/docker/docker) from 27.4.1+incompatible to 28.0.0+incompatible.
- [Release notes](https://github.com/docker/docker/releases)
- [Commits](moby/moby@v27.4.1...v28.0.0)

---
updated-dependencies:
- dependency-name: github.com/docker/docker
  dependency-version: 28.0.0+incompatible
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

test/go.mod

@@ -53,7 +53,7 @@ require (
 	github.com/distribution/reference v0.6.0 // indirect
 	github.com/docker/cli v24.0.0+incompatible // indirect
 	github.com/docker/distribution v2.8.3+incompatible // indirect
-	github.com/docker/docker v27.4.1+incompatible // indirect
+	github.com/docker/docker v28.0.0+incompatible // indirect
 	github.com/docker/docker-credential-helpers v0.7.0 // indirect
 	github.com/docker/go-units v0.5.0 // indirect
 	github.com/felixge/httpsnoop v1.0.4 // indirect

test/go.sum

@@ -84,8 +84,8 @@ github.com/docker/cli v24.0.0+incompatible h1:0+1VshNwBQzQAx9lOl+OYCTCEAD8fKs/qe
 github.com/docker/cli v24.0.0+incompatible/go.mod h1:JLrzqnKDaYBop7H2jaqPtU4hHvMKP+vjCwu2uszcLI8=
 github.com/docker/distribution v2.8.3+incompatible h1:AtKxIZ36LoNK51+Z6RpzLpddBirtxJnzDrHLEKxTAYk=
 github.com/docker/distribution v2.8.3+incompatible/go.mod h1:J2gT2udsDAN96Uj4KfcMRqY0/ypR+oyYUYmja8H+y+w=
-github.com/docker/docker v27.4.1+incompatible h1:ZJvcY7gfwHn1JF48PfbyXg7Jyt9ZCWDW+GGXOIxEwp4=
-github.com/docker/docker v27.4.1+incompatible/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk=
+github.com/docker/docker v28.0.0+incompatible h1:Olh0KS820sJ7nPsBKChVhk5pzqcwDR15fumfAd/p9hM=
+github.com/docker/docker v28.0.0+incompatible/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk=
 github.com/docker/docker-credential-helpers v0.7.0 h1:xtCHsjxogADNZcdv1pKUHXryefjlVRqWqIhk/uXJp0A=
 github.com/docker/docker-credential-helpers v0.7.0/go.mod h1:rETQfLdHNT3foU5kuNkFR1R1V12OJRRO5lzt2D1b5X0=
 github.com/docker/go-units v0.5.0 h1:69rxXcBk27SvSaaxTtLh/8llcHD8vYHT7WSdRZ/jvr4=