chore(deps): Bump github.com/moby/buildkit from 0.18.1 to 0.18.2

Bumps [github.com/moby/buildkit](https://github.com/moby/buildkit) from 0.18.1 to 0.18.2.
- [Release notes](https://github.com/moby/buildkit/releases)
- [Commits](moby/buildkit@v0.18.1...v0.18.2)

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

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

go.mod

@@ -6,7 +6,7 @@ toolchain go1.23.3
 
 require (
 	github.com/containerd/platforms v0.2.1
-	github.com/moby/buildkit v0.18.1
+	github.com/moby/buildkit v0.18.2
 	github.com/opencontainers/go-digest v1.0.0
 	github.com/opencontainers/image-spec v1.1.0
 	github.com/pkg/errors v0.9.1

go.sum

@@ -75,8 +75,8 @@ github.com/kr/pretty v0.2.0 h1:s5hAObm+yFO5uHYt5dYjxi2rXrsnmRpJx4OYvIWUaQs=
 github.com/kr/pretty v0.2.0/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI=
 github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
 github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
-github.com/moby/buildkit v0.18.1 h1:Iwrz2F/Za2Gjkpwu3aM2LX92AFfJCJe2oNnvGNvh2Rc=
-github.com/moby/buildkit v0.18.1/go.mod h1:vCR5CX8NGsPTthTg681+9kdmfvkvqJBXEv71GZe5msU=
+github.com/moby/buildkit v0.18.2 h1:l86uBvxh4ntNoUUg3Y0eGTbKg1PbUh6tawJ4Xt75SpQ=
+github.com/moby/buildkit v0.18.2/go.mod h1:vCR5CX8NGsPTthTg681+9kdmfvkvqJBXEv71GZe5msU=
 github.com/moby/docker-image-spec v1.3.1 h1:jMKff3w6PgbfSa69GfNg+zN/XLhfXJGnEx3Nl2EsFP0=
 github.com/moby/docker-image-spec v1.3.1/go.mod h1:eKmb5VW8vQEh/BAr2yvVNvuiJuY6UIocYsFu/DxxRpo=
 github.com/moby/locker v1.0.1 h1:fOXqR41zeveg4fFODix+1Ch4mj/gT0NE1XJbp/epuBg=