Bump github.com/sigstore/sigstore from 1.7.3 to 1.7.4 (#503)

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

@@ -23,7 +23,7 @@ require (
 	github.com/pkg/errors v0.9.1
 	github.com/prometheus/client_golang v1.17.0
 	github.com/rs/cors v1.10.1
-	github.com/sigstore/sigstore v1.7.3
+	github.com/sigstore/sigstore v1.7.4
 	github.com/sigstore/sigstore/pkg/signature/kms/aws v1.7.3
 	github.com/sigstore/sigstore/pkg/signature/kms/azure v1.7.4
 	github.com/sigstore/sigstore/pkg/signature/kms/gcp v1.7.4

go.sum

@@ -461,8 +461,8 @@ github.com/sagikazarmark/locafero v0.3.0 h1:zT7VEGWC2DTflmccN/5T1etyKvxSxpHsjb9c
 github.com/sagikazarmark/locafero v0.3.0/go.mod h1:w+v7UsPNFwzF1cHuOajOOzoq4U7v/ig1mpRjqV+Bu1U=
 github.com/sagikazarmark/slog-shim v0.1.0 h1:diDBnUNK9N/354PgrxMywXnAwEr1QZcOr6gto+ugjYE=
 github.com/sagikazarmark/slog-shim v0.1.0/go.mod h1:SrcSrq8aKtyuqEI1uvTDTK1arOWRIczQRv+GVI1AkeQ=
-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 v1.7.4 h1:2xI6GX+tQMF0L+DlQq09U4fH8PlFhuz0wSYkiHY8fgo=