Update dependencies

Among others, this updates minio-go, so that the new "eu-west-3" zone
for AWS is supported.

vendor/google.golang.org/api/cloudbuild/v1/cloudbuild-gen.go

@@ -259,6 +259,18 @@ type Build struct {
 	// Default time is ten minutes.
 	Timeout string `json:"timeout,omitempty"`
 
+	// Timing: Stores timing information for phases of the build. Valid keys
+	// are:
+	//
+	// * BUILD: time to execute all build steps
+	// * PUSH: time to push all specified images.
+	// * FETCHSOURCE: time to fetch source.
+	//
+	// If the build does not specify source, or does not specify
+	// images,
+	// these keys will not be included.
+	Timing map[string]TimeSpan `json:"timing,omitempty"`
+
 	// ServerResponse contains the HTTP response code and headers from the
 	// server.
 	googleapi.ServerResponse `json:"-"`
@@ -345,7 +357,7 @@ type BuildOptions struct {
 	// written when the build is completed.
 	LogStreamingOption string `json:"logStreamingOption,omitempty"`
 
-	// MachineType: GCE VM size to run the build on.
+	// MachineType: Compute Engine machine type on which to run the build.
 	//
 	// Possible values:
 	//   "UNSPECIFIED" - Standard machine type.
@@ -473,6 +485,9 @@ type BuildStep struct {
 	// crypto key. These values must be specified in the build's secrets.
 	SecretEnv []string `json:"secretEnv,omitempty"`
 
+	// Timing: Stores timing information for executing this build step.
+	Timing *TimeSpan `json:"timing,omitempty"`
+
 	// Volumes: List of volumes to mount into the build step.
 	//
 	// Each volume will be created as an empty volume prior to execution of
@@ -598,6 +613,10 @@ type BuiltImage struct {
 	// presented to `docker push`.
 	Name string `json:"name,omitempty"`
 
+	// PushTiming: Stores timing information for pushing the specified
+	// image.
+	PushTiming *TimeSpan `json:"pushTiming,omitempty"`
+
 	// ForceSendFields is a list of field names (e.g. "Digest") to
 	// unconditionally include in API requests. By default, fields with
 	// empty values are omitted from API requests. However, any non-pointer,
@@ -1279,6 +1298,37 @@ func (s *StorageSource) MarshalJSON() ([]byte, error) {
 	return gensupport.MarshalJSON(raw, s.ForceSendFields, s.NullFields)
 }
 
+// TimeSpan: Stores start and end times for a build execution phase.
+type TimeSpan struct {
+	// EndTime: End of time span.
+	EndTime string `json:"endTime,omitempty"`
+
+	// StartTime: Start of time span.
+	StartTime string `json:"startTime,omitempty"`
+
+	// ForceSendFields is a list of field names (e.g. "EndTime") to
+	// unconditionally include in API requests. By default, fields with
+	// empty values are omitted from API requests. However, any non-pointer,
+	// non-interface field appearing in ForceSendFields will be sent to the
+	// server regardless of whether the field is empty or not. This may be
+	// used to include empty fields in Patch requests.
+	ForceSendFields []string `json:"-"`
+
+	// NullFields is a list of field names (e.g. "EndTime") to include in
+	// API requests with the JSON null value. By default, fields with empty
+	// values are omitted from API requests. However, any field with an
+	// empty value appearing in NullFields will be sent to the server as
+	// null. It is an error if a field in this list has a non-empty value.
+	// This may be used to include null fields in Patch requests.
+	NullFields []string `json:"-"`
+}
+
+func (s *TimeSpan) MarshalJSON() ([]byte, error) {
+	type NoMethod TimeSpan
+	raw := NoMethod(*s)
+	return gensupport.MarshalJSON(raw, s.ForceSendFields, s.NullFields)
+}
+
 // Volume: Volume describes a Docker container volume which is mounted
 // into build steps
 // in order to persist files across build step execution.