vendor: buildkit v0.7.2

v0.7.2
----------------

Fixes:

- solver: gracefully handle cache loading errors
- remotecache: only visit each item once when walking results
- cache: avoid possible nil dereference on error handling
- contenthash: allow security.capability in cache checksum
- contenthash: treat unix sockets as regular files
- push: fix race condition on pushing the same layers in parallel
- inline cache: fix handling of duplicate blobs in same image
- gateway: fix metadata getting lost on subsolve in external frontend
- filesync: avoid ignoring close error
- runc: update runc binary to v1.0.0-rc91
- buildctl-daemonless: allow max retries on socket connect for buildctl
- buildctl-daemonless: fix shell args expansion
- buildctl-daemonless: show log on startup timeout

v0.7.1
----------------

Fixes:

- git: use --force flag on fetch
- tar exporter: handle symlinks properly
- resolver: disable http2 for pushing

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

vendor/modules.txt

@@ -237,7 +237,7 @@ github.com/miekg/pkcs11
 github.com/mitchellh/go-wordwrap
 # github.com/mitchellh/mapstructure v1.1.2
 github.com/mitchellh/mapstructure
-# github.com/moby/buildkit v0.7.0
+# github.com/moby/buildkit v0.7.2
 github.com/moby/buildkit/api/services/control
 github.com/moby/buildkit/api/types
 github.com/moby/buildkit/client
@@ -331,7 +331,7 @@ github.com/theupdateframework/notary/tuf/data
 github.com/theupdateframework/notary/tuf/signed
 github.com/theupdateframework/notary/tuf/utils
 github.com/theupdateframework/notary/tuf/validation
-# github.com/tonistiigi/fsutil v0.0.0-20200225063759-013a9fe6aee2
+# github.com/tonistiigi/fsutil v0.0.0-20200326231323-c2c7d7b0e144
 github.com/tonistiigi/fsutil
 github.com/tonistiigi/fsutil/types
 # github.com/tonistiigi/units v0.0.0-20180711220420-6950e57a87ea