bump sigstore/sigstore from 1.2.1 to 1.4.0

Signed-off-by: Kenny Leung <kleung@chainguard.dev>

go.mod

@@ -30,7 +30,7 @@ require (
 	github.com/rs/cors v1.8.2
 	github.com/sassoftware/relic v0.0.0-20210427151427-dfb082b79b74
 	github.com/secure-systems-lab/go-securesystemslib v0.4.0
-	github.com/sigstore/sigstore v1.2.1-0.20220526001230-8dc4fa90a468
+	github.com/sigstore/sigstore v1.4.0
 	github.com/spf13/cobra v1.5.0
 	github.com/spf13/pflag v1.0.5
 	github.com/spf13/viper v1.12.0
@@ -43,24 +43,23 @@ require (
 	go.uber.org/goleak v1.1.12
 	go.uber.org/zap v1.22.0
 	gocloud.dev v0.24.1-0.20211119014450-028788aaaa4c
-	golang.org/x/crypto v0.0.0-20220622213112-05595931fe9d
-	golang.org/x/mod v0.6.0-dev.0.20220106191415-9b9b3d81d5e3
-	golang.org/x/net v0.0.0-20220520000938-2e3eb7b945c2
-	golang.org/x/sync v0.0.0-20220601150217-0de741cfad7f
-	google.golang.org/genproto v0.0.0-20220519153652-3a47de7e79bd
+	golang.org/x/crypto v0.0.0-20220722155217-630584e8d5aa
+	golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4
+	golang.org/x/net v0.0.0-20220722155237-a158d28d115b
+	golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4
+	google.golang.org/genproto v0.0.0-20220720214146-176da50484ac
 	google.golang.org/grpc v1.48.0
 	google.golang.org/protobuf v1.28.1
 	gopkg.in/ini.v1 v1.67.0
 	sigs.k8s.io/release-utils v0.7.3
 )
 
 require (
-	cloud.google.com/go v0.100.2 // indirect
-	cloud.google.com/go/compute v1.6.1 // indirect
+	cloud.google.com/go v0.103.0 // indirect
+	cloud.google.com/go/compute v1.7.0 // indirect
 	cloud.google.com/go/iam v0.3.0 // indirect
 	cloud.google.com/go/kms v1.4.0 // indirect
-	cloud.google.com/go/storage v1.22.1 // indirect
-	github.com/ReneKroon/ttlcache/v2 v2.11.0 // indirect
+	cloud.google.com/go/storage v1.23.0 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/cavaliercoder/badio v0.0.0-20160213150051-ce5280129e9e // indirect
 	github.com/cavaliercoder/go-cpio v0.0.0-20180626203310-925f9528c45e // indirect
@@ -80,21 +79,24 @@ require (
 	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
 	github.com/golang/protobuf v1.5.2 // indirect
 	github.com/google/certificate-transparency-go v1.1.2-0.20210512142713-bed466244fa6 // indirect
-	github.com/google/go-containerregistry v0.9.0 // indirect
+	github.com/google/go-containerregistry v0.11.0 // indirect
 	github.com/google/uuid v1.3.0 // indirect
 	github.com/google/wire v0.5.0 // indirect
+	github.com/googleapis/enterprise-certificate-proxy v0.1.0 // indirect
 	github.com/googleapis/gax-go/v2 v2.4.0 // indirect
 	github.com/googleapis/go-type-adapters v1.0.0 // indirect
 	github.com/hashicorp/hcl v1.0.0 // indirect
 	github.com/howeyc/gopass v0.0.0-20190910152052-7cb4b85ec19c // indirect
 	github.com/inconshreveable/mousetrap v1.0.0 // indirect
+	github.com/jellydator/ttlcache/v2 v2.11.1 // indirect
 	github.com/josharian/intern v1.0.0 // indirect
 	github.com/leodido/go-urn v1.2.1 // indirect
-	github.com/letsencrypt/boulder v0.0.0-20220331220046-b23ab962616e // indirect
+	github.com/letsencrypt/boulder v0.0.0-20220723181115-27de4befb95e // indirect
 	github.com/magiconair/properties v1.8.6 // indirect
 	github.com/mailru/easyjson v0.7.7 // indirect
 	github.com/matttproud/golang_protobuf_extensions v1.0.1 // indirect
 	github.com/oklog/ulid v1.3.1 // indirect
+	github.com/opencontainers/go-digest v1.0.0 // indirect
 	github.com/opentracing/opentracing-go v1.2.0 // indirect
 	github.com/pelletier/go-toml v1.9.5 // indirect
 	github.com/pelletier/go-toml/v2 v2.0.1 // indirect
@@ -115,12 +117,12 @@ require (
 	go.opencensus.io v0.23.0 // indirect
 	go.uber.org/atomic v1.9.0 // indirect
 	go.uber.org/multierr v1.8.0 // indirect
-	golang.org/x/oauth2 v0.0.0-20220411215720-9780585627b5 // indirect
-	golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8 // indirect
-	golang.org/x/term v0.0.0-20210927222741-03fcf44c2211 // indirect
+	golang.org/x/oauth2 v0.0.0-20220718184931-c8730f7fcb92 // indirect
+	golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f // indirect
+	golang.org/x/term v0.0.0-20220526004731-065cf7ba2467 // indirect
 	golang.org/x/text v0.3.7 // indirect
-	golang.org/x/xerrors v0.0.0-20220517211312-f3a8303e98df // indirect
-	google.golang.org/api v0.81.0 // indirect
+	golang.org/x/xerrors v0.0.0-20220609144429-65e65417b02f // indirect
+	google.golang.org/api v0.92.0 // indirect
 	google.golang.org/appengine v1.6.7 // indirect
 	gopkg.in/square/go-jose.v2 v2.6.0 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect