Bump github.com/moby/buildkit from 0.19.0 to 0.20.0

Bumps [github.com/moby/buildkit](https://github.com/moby/buildkit) from 0.19.0 to 0.20.0.
- [Release notes](https://github.com/moby/buildkit/releases)
- [Commits](moby/buildkit@v0.19.0...v0.20.0)

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

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

go.mod

@@ -5,7 +5,7 @@ go 1.23
 toolchain go1.23.1
 
 require (
-	github.com/moby/buildkit v0.19.0
+	github.com/moby/buildkit v0.20.0
 	github.com/yalp/jsonpath v0.0.0-20180802001716-5cc68e5049a0
 )
 

go.sum

@@ -12,8 +12,8 @@ github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
 github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/kisielk/errcheck v1.5.0/go.mod h1:pFxgyoBC7bSaBwPgfKdkLd5X25qrDl4LWUI2bnpBCr8=
 github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
-github.com/moby/buildkit v0.19.0 h1:w9G1p7sArvCGNkpWstAqJfRQTXBKukMyMK1bsah1HNo=
-github.com/moby/buildkit v0.19.0/go.mod h1:WiHBFTgWV8eB1AmPxIWsAlKjUACAwm3X/14xOV4VWew=
+github.com/moby/buildkit v0.20.0 h1:aF5RujjQ310Pn6SLL/wQYIrSsPXy0sQ5KvWifwq1h8Y=
+github.com/moby/buildkit v0.20.0/go.mod h1:HYFUIK+iGDRxRgdphZ9Nv0y1Fz7mv0HrU7xZoXx217E=
 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/opencontainers/go-digest v1.0.0 h1:apOUWs51W5PlhuyGyz9FCeeBIOUDA/6nW8Oi/yOhh5U=

vendor/modules.txt

@@ -10,7 +10,7 @@ github.com/docker/go-units
 # github.com/gogo/protobuf v1.3.2
 ## explicit; go 1.15
 github.com/gogo/protobuf/proto
-# github.com/moby/buildkit v0.19.0
+# github.com/moby/buildkit v0.20.0
 ## explicit; go 1.22.0
 github.com/moby/buildkit/frontend/dockerfile/command
 github.com/moby/buildkit/frontend/dockerfile/instructions