Bump github.com/sigstore/sigstore from 1.7.3 to 1.7.4 (#20)

Bumps [github.com/sigstore/sigstore](https://github.com/sigstore/sigstore) from 1.7.3 to 1.7.4.
- [Release notes](https://github.com/sigstore/sigstore/releases)
- [Commits](sigstore/sigstore@v1.7.3...v1.7.4)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

go.mod

@@ -13,7 +13,7 @@ require (
 	github.com/secure-systems-lab/go-securesystemslib v0.7.0
 	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/sigstore v1.7.4
 	github.com/sigstore/timestamp-authority v1.2.0
 	github.com/stretchr/testify v1.8.4
 	github.com/theupdateframework/go-tuf v0.6.1

go.sum

@@ -474,8 +474,8 @@ github.com/sigstore/protobuf-specs v0.2.1 h1:KIoM7E3C4uaK092q8YoSj/XSf9720f8dlsb
 github.com/sigstore/protobuf-specs v0.2.1/go.mod h1:xPqQGnH/HllKuZ4VFPz/g+78epWM/NLRGl7Fuy45UdE=
 github.com/sigstore/rekor v1.3.2 h1:o0M/hGYpYhleenrYaMQbJha/w8Zj0Z7vEuND2eZq/Zo=
 github.com/sigstore/rekor v1.3.2/go.mod h1:FYtgwFhBzcmvszqQ24yHVRAPweKoq2BXyGNiB3UT6jM=
-github.com/sigstore/sigstore v1.7.3 h1:HVVTfrMezJeLyl2xhJ8edzkrEGBa4KxjQZB4FlQ4JLU=
-github.com/sigstore/sigstore v1.7.3/go.mod h1:cl0c7Dtg3MM3c13L8pqqrfrmBa0eM3POcdtBepjylmw=
+github.com/sigstore/sigstore v1.7.4 h1:Fyqn6OKOVsYnV0Vs6JhG5t+q0u7Gj6R5dJ52kUVteLs=
+github.com/sigstore/sigstore v1.7.4/go.mod h1:5MxR9PrWYGk5I3sXgdnrMUOLbwFPuAUNtWPm3VwOjkc=
 github.com/sigstore/sigstore/pkg/signature/kms/aws v1.7.3 h1:HbtK8W1bl+BhUPPtpfh4bgkm5oXrtzqd6FTvFg+oor8=
 github.com/sigstore/sigstore/pkg/signature/kms/aws v1.7.3/go.mod h1:JPLKxAUNNsuUQZUy9G3TGhfZCrUaGWa18dxJUQb2E/s=
 github.com/sigstore/sigstore/pkg/signature/kms/azure v1.7.3 h1:dS0f3vtSfgJClJrIFKzfettFfSfygEWDd/yecLcH1uc=
@@ -667,8 +667,8 @@ golang.org/x/oauth2 v0.0.0-20200902213428-5d25da1a8d43/go.mod h1:KelEdhl1UZF7XfJ
 golang.org/x/oauth2 v0.0.0-20201109201403-9fd604954f58/go.mod h1:KelEdhl1UZF7XfJ4dDtk6s++YSgaE7mD/BuKKDLBl4A=
 golang.org/x/oauth2 v0.0.0-20201208152858-08078c50e5b5/go.mod h1:KelEdhl1UZF7XfJ4dDtk6s++YSgaE7mD/BuKKDLBl4A=
 golang.org/x/oauth2 v0.0.0-20210218202405-ba52d332ba99/go.mod h1:KelEdhl1UZF7XfJ4dDtk6s++YSgaE7mD/BuKKDLBl4A=
-golang.org/x/oauth2 v0.12.0 h1:smVPGxink+n1ZI5pkQa8y6fZT0RW0MgCO5bFpepy4B4=
-golang.org/x/oauth2 v0.12.0/go.mod h1:A74bZ3aGXgCY0qaIC9Ahg6Lglin4AMAco8cIv9baba4=
+golang.org/x/oauth2 v0.13.0 h1:jDDenyj+WgFtmV3zYVoi8aE2BwtXFLWOA67ZfNWftiY=
+golang.org/x/oauth2 v0.13.0/go.mod h1:/JMhi4ZRXAf4HG9LiNmxvk+45+96RUlVThiH8FzNBn0=
 golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=