build

vendor: update buildkit to master #2733

Job	Run time
prepare-test	2m 1s
prepare-binaries	6s
buildkit-edge	1m 56s
binaries (darwin/amd64)	2m 15s
binaries (darwin/arm64)	2m 2s
binaries (linux/amd64)	2m 37s
binaries (linux/arm/v6)	2m 31s
binaries (linux/arm/v7)	2m 12s
binaries (linux/arm64)	2m 6s
binaries (linux/ppc64le)	2m 6s
binaries (linux/riscv64)	2m 5s
binaries (linux/s390x)	2m 13s
binaries (windows/amd64)	2m 6s
binaries (windows/arm64)	2m 11s
test (docker, ./tests)	4m 8s
test (docker\+containerd, ./tests)	3m 57s
test (docker-container, ./tests)	3m 52s
test (remote, ./tests)	3m 24s
test (./..., 1)	4m 43s
release	21s
bin-image	0s
	48m 52s

Provide feedback