Merge pull request #3676 from crazy-max/buildkit-0.28.0-rc2

vendor: update buildkit to v0.28.0-rc2

Author: crazy-max

go.mod

@@ -29,7 +29,7 @@ require (
 	github.com/hashicorp/hcl/v2 v2.24.0
 	github.com/in-toto/in-toto-golang v0.10.0
 	github.com/mitchellh/hashstructure/v2 v2.0.2
-	github.com/moby/buildkit v0.28.0-rc1.0.20260226174804-ecde33610015
+	github.com/moby/buildkit v0.28.0-rc2
 	github.com/moby/go-archive v0.2.0
 	github.com/moby/moby/api v1.53.0
 	github.com/moby/moby/client v0.2.2

go.sum

@@ -422,8 +422,8 @@ github.com/mitchellh/hashstructure/v2 v2.0.2 h1:vGKWl0YJqUNxE8d+h8f6NJLcCJrgbhC4
 github.com/mitchellh/hashstructure/v2 v2.0.2/go.mod h1:MG3aRVU/N29oo/V/IhBX8GR/zz4kQkprJgF2EVszyDE=
 github.com/mitchellh/mapstructure v1.5.0 h1:jeMsZIYE/09sWLaz43PL7Gy6RuMjD2eJVyuac5Z2hdY=
 github.com/mitchellh/mapstructure v1.5.0/go.mod h1:bFUtVrKA4DC2yAKiSyO/QUcy7e+RRV2QTWOzhPopBRo=
-github.com/moby/buildkit v0.28.0-rc1.0.20260226174804-ecde33610015 h1:4Mz55WW5Y28MzqBJXlSCtHi4KzY9Sjd1MMRmNH831lQ=
-github.com/moby/buildkit v0.28.0-rc1.0.20260226174804-ecde33610015/go.mod h1:OvWR1wd21skG+T2wKP3J3dZO+C+oEbIXoyWQTl4dX2A=
+github.com/moby/buildkit v0.28.0-rc2 h1:Or6AOgXhcrbw6sdUU0W3qzAqPrq+AXd5PS+TPTvBvjw=
+github.com/moby/buildkit v0.28.0-rc2/go.mod h1:OvWR1wd21skG+T2wKP3J3dZO+C+oEbIXoyWQTl4dX2A=
 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/go-archive v0.2.0 h1:zg5QDUM2mi0JIM9fdQZWC7U8+2ZfixfTYoHL7rWUcP8=

vendor/modules.txt

@@ -652,7 +652,7 @@ github.com/mitchellh/go-wordwrap
 # github.com/mitchellh/hashstructure/v2 v2.0.2
 ## explicit; go 1.14
 github.com/mitchellh/hashstructure/v2
-# github.com/moby/buildkit v0.28.0-rc1.0.20260226174804-ecde33610015
+# github.com/moby/buildkit v0.28.0-rc2
 ## explicit; go 1.25.5
 github.com/moby/buildkit/api/services/control
 github.com/moby/buildkit/api/types