Merge pull request #3188 from crazy-max/buildkit-0.22

dockerfile: update buildkit to 0.22.0

Author: tonistiigi

.github/workflows/build.yml

@@ -54,9 +54,9 @@ jobs:
           - master
           - latest
           - buildx-stable-1
+          - v0.22.0
           - v0.21.1
           - v0.20.2
-          - v0.19.0
         worker:
           - docker-container
           - remote

Dockerfile

@@ -11,7 +11,7 @@ ARG DOCKER_VERSION_ALT_26=26.1.3
 ARG DOCKER_CLI_VERSION=${DOCKER_VERSION}
 ARG GOTESTSUM_VERSION=v1.12.0
 ARG REGISTRY_VERSION=3.0.0
-ARG BUILDKIT_VERSION=v0.21.1
+ARG BUILDKIT_VERSION=v0.22.0
 ARG UNDOCK_VERSION=0.9.0
 
 FROM --platform=$BUILDPLATFORM tonistiigi/xx:${XX_VERSION} AS xx