chore: Bump github.com/moby/buildkit from 0.9.3 to 0.12.1

Bumps [github.com/moby/buildkit](https://github.com/moby/buildkit) from 0.9.3 to 0.12.1.
- [Release notes](https://github.com/moby/buildkit/releases)
- [Commits](moby/buildkit@v0.9.3...v0.12.1)

---
updated-dependencies:
- dependency-name: github.com/moby/buildkit
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

go.mod

@@ -14,7 +14,7 @@ require (
 	github.com/google/uuid v1.3.0
 	github.com/imdario/mergo v0.3.16
 	github.com/lnquy/cron v1.1.1
-	github.com/moby/buildkit v0.9.3
+	github.com/moby/buildkit v0.12.1
 	github.com/onsi/ginkgo/v2 v2.11.0
 	github.com/onsi/gomega v1.27.8
 	github.com/robfig/cron/v3 v3.0.1
@@ -34,15 +34,14 @@ require (
 require (
 	github.com/Netflix/go-expect v0.0.0-20190729225929-0e00d9168667 // indirect
 	github.com/agext/levenshtein v1.2.3 // indirect
-	github.com/containerd/typeurl v1.0.2 // indirect
+	github.com/containerd/typeurl/v2 v2.1.1 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
-	github.com/docker/docker v20.10.24+incompatible // indirect
+	github.com/docker/docker v24.0.0-rc.2.0.20230718135204-8e51b8b59cb8+incompatible // indirect
 	github.com/docker/go-connections v0.4.0 // indirect
-	github.com/docker/go-units v0.4.0 // indirect
+	github.com/docker/go-units v0.5.0 // indirect
 	github.com/go-logr/logr v1.2.4 // indirect
 	github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
-	github.com/golang/protobuf v1.5.3 // indirect
 	github.com/google/go-cmp v0.5.9 // indirect
 	github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38 // indirect
 	github.com/hinshun/vt10x v0.0.0-20180809195222-d55458df857c // indirect
@@ -57,5 +56,6 @@ require (
 	golang.org/x/net v0.10.0 // indirect
 	golang.org/x/sys v0.9.0 // indirect
 	golang.org/x/tools v0.9.3 // indirect
-	google.golang.org/protobuf v1.28.0 // indirect
+	google.golang.org/protobuf v1.30.0 // indirect
+	gotest.tools/v3 v3.5.0 // indirect
 )