vendor: update buildkit v0.34.0-rc2

Signed-off-by: Tonis Tiigi <tonistiigi@gmail.com>

Author: tonistiigi

go.mod

@@ -16,7 +16,7 @@ require (
 	github.com/containerd/platforms v1.0.0-rc.5
 	github.com/creack/pty v1.1.24
 	github.com/distribution/reference v0.6.0
-	github.com/docker/cli v29.8.1+incompatible
+	github.com/docker/cli v29.8.2+incompatible
 	github.com/docker/cli-docs-tool v0.11.0
 	github.com/docker/docker v28.5.2+incompatible
 	github.com/docker/go-units v0.5.0
@@ -28,10 +28,10 @@ require (
 	github.com/hashicorp/go-cty-funcs v0.0.0-20250818135842-6aab67130928
 	github.com/hashicorp/hcl/v2 v2.24.0
 	github.com/in-toto/in-toto-golang v0.11.0
-	github.com/moby/buildkit v0.34.0-rc1
+	github.com/moby/buildkit v0.34.0-rc2
 	github.com/moby/moby/api v1.56.0
 	github.com/moby/moby/client v0.6.0
-	github.com/moby/policy-helpers v0.0.0-20260901142052-72f704e6cdb6
+	github.com/moby/policy-helpers v0.0.0-20261006174519-bd98f4747414
 	github.com/moby/sys/atomicwriter v0.1.0
 	github.com/moby/sys/mountinfo v0.7.2
 	github.com/morikuni/aec v1.1.0

go.sum

@@ -181,8 +181,8 @@ github.com/distribution/reference v0.6.0 h1:0IXCQ5g4/QMHHkarYzh5l+u8T3t73zM5Qvfr
 github.com/distribution/reference v0.6.0/go.mod h1:BbU0aIcezP1/5jX/8MP0YiH4SdvB5Y4f/wlDRiLyi3E=
 github.com/dlclark/regexp2 v1.11.0 h1:G/nrcoOa7ZXlpoa/91N3X7mM3r8eIlMBBJZvsz/mxKI=
 github.com/dlclark/regexp2 v1.11.0/go.mod h1:DHkYz0B9wPfa6wondMfaivmHpzrQ3v9q8cnmRbL6yW8=
-github.com/docker/cli v29.8.1+incompatible h1:qYL1bCp6cRw2SB1xmLlIOPyV171dilw9W2Jew38vy9c=
-github.com/docker/cli v29.8.1+incompatible/go.mod h1:JLrzqnKDaYBop7H2jaqPtU4hHvMKP+vjCwu2uszcLI8=
+github.com/docker/cli v29.8.2+incompatible h1:2zgdFuoFst2T80oS42vhKGxkd0JRo305eIEKTsxR7pQ=
+github.com/docker/cli v29.8.2+incompatible/go.mod h1:JLrzqnKDaYBop7H2jaqPtU4hHvMKP+vjCwu2uszcLI8=
 github.com/docker/cli-docs-tool v0.11.0 h1:7d8QARFb7QEobizqxmEM7fOteZEHwH/zWgHQtHZEcfE=
 github.com/docker/cli-docs-tool v0.11.0/go.mod h1:ma8BKiisUo8D6W05XEYIh3oa1UbgrZhi1nowyKFJa8Q=
 github.com/docker/distribution v2.8.3+incompatible h1:AtKxIZ36LoNK51+Z6RpzLpddBirtxJnzDrHLEKxTAYk=
@@ -397,8 +397,8 @@ github.com/mitchellh/go-wordwrap v1.0.1 h1:TLuKupo69TCn6TQSyGxwI1EblZZEsQ0vMlAFQ
 github.com/mitchellh/go-wordwrap v1.0.1/go.mod h1:R62XHJLzvMFRBbcrT7m7WgmE1eOyTSsCt+hzestvNj0=
 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 v0.34.0-rc1 h1:qOTkL8d6+OE0AWcys7TGoKin+GakmPB+xUnA6TV6ITY=
-github.com/moby/buildkit v0.34.0-rc1/go.mod h1:lMgrNGaeFwArTsLFFdRps7P81vdAwACPJoRIvLjO5tQ=
+github.com/moby/buildkit v0.34.0-rc2 h1:GRqHSi9Bia5l+KiiWqV5BQOzx36I85FMyawI0jQbsMk=
+github.com/moby/buildkit v0.34.0-rc2/go.mod h1:e+Za70y2a3nL1U2Y0P8TvhPyKp2Ok2NS+Q4siSArDiM=
 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=
@@ -411,8 +411,8 @@ github.com/moby/moby/client v0.6.0 h1:AJjEB21QPbXSXjDsZorFBoDZPhMrfbpaPLgSMAW9Bg
 github.com/moby/moby/client v0.6.0/go.mod h1:OCo00wNRyA3m4lmJ228W3JbyCN4ZNNYjpOXiJydBdcQ=
 github.com/moby/patternmatcher v0.6.1 h1:qlhtafmr6kgMIJjKJMDmMWq7WLkKIo23hsrpR3x084U=
 github.com/moby/patternmatcher v0.6.1/go.mod h1:hDPoyOpDY7OrrMDLaYoY3hf52gNCR/YOUYxkhApJIxc=
-github.com/moby/policy-helpers v0.0.0-20260901142052-72f704e6cdb6 h1:wxmKL9KLJGSNWvWZwkEmhN5RhGpmz+Jzp4Yu4scoM0I=
-github.com/moby/policy-helpers v0.0.0-20260901142052-72f704e6cdb6/go.mod h1:hNMdiq4WjSmuyvy8lWcflH6erzSg/MgZlFyM7vC7Z2c=
+github.com/moby/policy-helpers v0.0.0-20261006174519-bd98f4747414 h1:gOgxy0eXQlhvC5hB7CE+tJLLzrC9+gjTWlU+Bv5T8Ck=
+github.com/moby/policy-helpers v0.0.0-20261006174519-bd98f4747414/go.mod h1:hNMdiq4WjSmuyvy8lWcflH6erzSg/MgZlFyM7vC7Z2c=
 github.com/moby/spdystream v0.5.1 h1:9sNYeYZUcci9R6/w7KDaFWEWeV4LStVG78Mpyq/Zm/Y=
 github.com/moby/spdystream v0.5.1/go.mod h1:xBAYlnt/ay+11ShkdFKNAG7LsyK/tmNBVvVOwrfMgdI=
 github.com/moby/sys/atomicwriter v0.1.0 h1:kw5D/EqkBwsBFi0ss9v1VG3wIkVhzGvLklJ+w3A14Sw=