chore(deps): bump github.com/sigstore/sigstore from 1.10.3 to 1.10.4 (#718)

Bumps [github.com/sigstore/sigstore](https://github.com/sigstore/sigstore) from 1.10.3 to 1.10.4.
- [Release notes](https://github.com/sigstore/sigstore/releases)
- [Commits](sigstore/sigstore@v1.10.3...v1.10.4)

---
updated-dependencies:
- dependency-name: github.com/sigstore/sigstore
  dependency-version: 1.10.4
  dependency-type: direct:production
...

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

Author: dependabot[bot]

go.mod

@@ -6,7 +6,7 @@ require (
 	github.com/cenkalti/backoff/v5 v5.0.3
 	github.com/go-logr/stdr v1.2.2
 	github.com/secure-systems-lab/go-securesystemslib v0.10.0
-	github.com/sigstore/sigstore v1.10.3
+	github.com/sigstore/sigstore v1.10.4
 	github.com/spf13/cobra v1.10.2
 	github.com/stretchr/testify v1.11.1
 )
@@ -24,6 +24,6 @@ require (
 	golang.org/x/sys v0.39.0 // indirect
 	golang.org/x/term v0.38.0 // indirect
 	google.golang.org/genproto/googleapis/api v0.0.0-20250825161204-c5933d9347a5 // indirect
-	google.golang.org/protobuf v1.36.10 // indirect
+	google.golang.org/protobuf v1.36.11 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

go.sum

@@ -23,8 +23,8 @@ github.com/secure-systems-lab/go-securesystemslib v0.10.0 h1:l+H5ErcW0PAehBNrBxo
 github.com/secure-systems-lab/go-securesystemslib v0.10.0/go.mod h1:MRKONWmRoFzPNQ9USRF9i1mc7MvAVvF1LlW8X5VWDvk=
 github.com/sigstore/protobuf-specs v0.5.0 h1:F8YTI65xOHw70NrvPwJ5PhAzsvTnuJMGLkA4FIkofAY=
 github.com/sigstore/protobuf-specs v0.5.0/go.mod h1:+gXR+38nIa2oEupqDdzg4qSBT0Os+sP7oYv6alWewWc=
-github.com/sigstore/sigstore v1.10.3 h1:s7fBYYOzW/2Vd0nND2ZdpWySb5vRF2u9eix/NZMHJm0=
-github.com/sigstore/sigstore v1.10.3/go.mod h1:T26vXIkpnGEg391v3TaZ8EERcXbnjtZb/1erh5jbIQk=
+github.com/sigstore/sigstore v1.10.4 h1:ytOmxMgLdcUed3w1SbbZOgcxqwMG61lh1TmZLN+WeZE=
+github.com/sigstore/sigstore v1.10.4/go.mod h1:tDiyrdOref3q6qJxm2G+JHghqfmvifB7hw+EReAfnbI=
 github.com/spf13/cobra v1.10.2 h1:DMTTonx5m65Ic0GOoRY2c16WCbHxOOw6xxezuLaBpcU=
 github.com/spf13/cobra v1.10.2/go.mod h1:7C1pvHqHw5A4vrJfjNwvOdzYu0Gml16OCs2GRiTUUS4=
 github.com/spf13/pflag v1.0.9 h1:9exaQaMOCwffKiiiYk6/BndUBv+iRViNW+4lEMi0PvY=
@@ -40,8 +40,8 @@ golang.org/x/term v0.38.0 h1:PQ5pkm/rLO6HnxFR7N2lJHOZX6Kez5Y1gDSJla6jo7Q=
 golang.org/x/term v0.38.0/go.mod h1:bSEAKrOT1W+VSu9TSCMtoGEOUcKxOKgl3LE5QEF/xVg=
 google.golang.org/genproto/googleapis/api v0.0.0-20250825161204-c5933d9347a5 h1:BIRfGDEjiHRrk0QKZe3Xv2ieMhtgRGeLcZQ0mIVn4EY=
 google.golang.org/genproto/googleapis/api v0.0.0-20250825161204-c5933d9347a5/go.mod h1:j3QtIyytwqGr1JUDtYXwtMXWPKsEa5LtzIFN1Wn5WvE=
-google.golang.org/protobuf v1.36.10 h1:AYd7cD/uASjIL6Q9LiTjz8JLcrh/88q5UObnmY3aOOE=
-google.golang.org/protobuf v1.36.10/go.mod h1:HTf+CrKn2C3g5S8VImy6tdcUvCska2kB7j23XfzDpco=
+google.golang.org/protobuf v1.36.11 h1:fV6ZwhNocDyBLK0dj+fg8ektcVegBBuEolpbTQyBNVE=
+google.golang.org/protobuf v1.36.11/go.mod h1:HTf+CrKn2C3g5S8VImy6tdcUvCska2kB7j23XfzDpco=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=