Bump github.com/sigstore/timestamp-authority from 1.1.2 to 1.2.0

Bumps [github.com/sigstore/timestamp-authority](https://github.com/sigstore/timestamp-authority) from 1.1.2 to 1.2.0.
- [Release notes](https://github.com/sigstore/timestamp-authority/releases)
- [Changelog](https://github.com/sigstore/timestamp-authority/blob/main/CHANGELOG.md)
- [Commits](sigstore/timestamp-authority@v1.1.2...v1.2.0)

---
updated-dependencies:
- dependency-name: github.com/sigstore/timestamp-authority
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

go.mod

@@ -4,7 +4,7 @@ go 1.21
 
 require (
 	github.com/cyberphone/json-canonicalization v0.0.0-20220623050100-57a0ce2678a7
-	github.com/digitorus/timestamp v0.0.0-20230821155606-d1ad5ca9624c
+	github.com/digitorus/timestamp v0.0.0-20230902153158-687734543647
 	github.com/go-openapi/runtime v0.26.0
 	github.com/go-openapi/strfmt v0.21.7
 	github.com/go-openapi/swag v0.22.4
@@ -14,7 +14,7 @@ require (
 	github.com/sigstore/protobuf-specs v0.2.1
 	github.com/sigstore/rekor v1.3.2
 	github.com/sigstore/sigstore v1.7.3
-	github.com/sigstore/timestamp-authority v1.1.2
+	github.com/sigstore/timestamp-authority v1.2.0
 	github.com/stretchr/testify v1.8.4
 	github.com/theupdateframework/go-tuf v0.6.1
 	golang.org/x/mod v0.13.0

go.sum

@@ -70,8 +70,8 @@ github.com/alessio/shellescape v1.4.1/go.mod h1:PZAiSCk0LJaZkiCSkPv8qIobYglO3FPp
 github.com/asaskevich/govalidator v0.0.0-20200907205600-7a23bdc65eef/go.mod h1:WaHUgvxTVq04UNunO+XhnAqY/wQc+bxr74GqbsZ/Jqw=
 github.com/asaskevich/govalidator v0.0.0-20230301143203-a9d515a09cc2 h1:DklsrG3dyBCFEj5IhUbnKptjxatkF07cF2ak3yi77so=
 github.com/asaskevich/govalidator v0.0.0-20230301143203-a9d515a09cc2/go.mod h1:WaHUgvxTVq04UNunO+XhnAqY/wQc+bxr74GqbsZ/Jqw=
-github.com/aws/aws-sdk-go v1.44.318 h1:Yl66rpbQHFUbxe9JBKLcvOvRivhVgP6+zH0b9KzARX8=
-github.com/aws/aws-sdk-go v1.44.318/go.mod h1:aVsgQcEevwlmQ7qHE9I3h+dtQgpqhFB+i8Phjh7fkwI=
+github.com/aws/aws-sdk-go v1.45.20 h1:U/wLZEwqVB6o2XlcJ7um8kczx+A1X2MgO2y4wdKDQTs=
+github.com/aws/aws-sdk-go v1.45.20/go.mod h1:aVsgQcEevwlmQ7qHE9I3h+dtQgpqhFB+i8Phjh7fkwI=
 github.com/aws/aws-sdk-go-v2 v1.21.0 h1:gMT0IW+03wtYJhRqTVYn0wLzwdnK9sRMcxmtfGzRdJc=
 github.com/aws/aws-sdk-go-v2 v1.21.0/go.mod h1:/RfNgGmRxI+iFOB1OeJUyxiU+9s88k3pfHvDagGEp0M=
 github.com/aws/aws-sdk-go-v2/config v1.18.37 h1:RNAfbPqw1CstCooHaTPhScz7z1PyocQj0UL+l95CgzI=
@@ -129,8 +129,8 @@ github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc/go.mod h1:J7Y8Yc
 github.com/digitorus/pkcs7 v0.0.0-20230713084857-e76b763bdc49/go.mod h1:SKVExuS+vpu2l9IoOc0RwqE7NYnb0JlcFHFnEJkVDzc=
 github.com/digitorus/pkcs7 v0.0.0-20230818184609-3a137a874352 h1:ge14PCmCvPjpMQMIAH7uKg0lrtNSOdpYsRXlwk3QbaE=
 github.com/digitorus/pkcs7 v0.0.0-20230818184609-3a137a874352/go.mod h1:SKVExuS+vpu2l9IoOc0RwqE7NYnb0JlcFHFnEJkVDzc=
-github.com/digitorus/timestamp v0.0.0-20230821155606-d1ad5ca9624c h1:kgG83Hfj3YXkUbrihwBxDc0COzP1ZejiDSr4/fItT0E=
-github.com/digitorus/timestamp v0.0.0-20230821155606-d1ad5ca9624c/go.mod h1:GvWntX9qiTlOud0WkQ6ewFm0LPy5JUR1Xo0Ngbd1w6Y=
+github.com/digitorus/timestamp v0.0.0-20230902153158-687734543647 h1:WOk5Aclr/+sZ2/SX2YyxulNFwZOUhSrDJLw5KbHKmdE=
+github.com/digitorus/timestamp v0.0.0-20230902153158-687734543647/go.mod h1:GvWntX9qiTlOud0WkQ6ewFm0LPy5JUR1Xo0Ngbd1w6Y=
 github.com/envoyproxy/go-control-plane v0.9.0/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
 github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
 github.com/envoyproxy/go-control-plane v0.9.4/go.mod h1:6rpuAdCZL397s3pYoYcLgu1mIlRU8Am5FuJP05cCM98=
@@ -484,8 +484,8 @@ github.com/sigstore/sigstore/pkg/signature/kms/gcp v1.7.3 h1:zO5OlN1DZ/f6N2Gtl72
 github.com/sigstore/sigstore/pkg/signature/kms/gcp v1.7.3/go.mod h1:JVLf01VmZPBqkISIc7EDCFeTk4aFC0+uL/SXC57QhHQ=
 github.com/sigstore/sigstore/pkg/signature/kms/hashivault v1.7.3 h1:IVPaj3NCCc037V2gtFISnSeebmBq1vnkKoPpNjHL3yM=
 github.com/sigstore/sigstore/pkg/signature/kms/hashivault v1.7.3/go.mod h1:prbSgDAfwNix71ZKDll1Pp1EucXP7r0UGnAqQ1hcrHo=
-github.com/sigstore/timestamp-authority v1.1.2 h1:xgBs9Ct27sEgFb35GL1trKD2XOgYbtk0q2G0HLZHDDY=
-github.com/sigstore/timestamp-authority v1.1.2/go.mod h1:7rGe/e6ZJNMqPiwFiv7w+qNXT8GID9gL7nMcRwZ007I=
+github.com/sigstore/timestamp-authority v1.2.0 h1:Ffk10QsHxu6aLwySQ7WuaoWkD63QkmcKtozlEFot/VI=
+github.com/sigstore/timestamp-authority v1.2.0/go.mod h1:ojKaftH78Ovfow9DzuNl5WgTCEYSa4m5622UkKDHRXc=
 github.com/sirupsen/logrus v1.4.0/go.mod h1:LxeOpSwHxABJmUn/MG1IvRgCAasNZTLOkJPxbbu5VWo=
 github.com/sirupsen/logrus v1.4.1/go.mod h1:ni0Sbl8bgC9z8RoU9G6nDWqqs/fq4eDPysMBDgk/93Q=
 github.com/sirupsen/logrus v1.4.2/go.mod h1:tLMulIdttU9McNUspp0xgXVQah82FyeX6MwdIuYE2rE=