Update sigstore/sigstore to v1.9.1 in examples

Signed-off-by: Riccardo Schirone <[email protected]>

Author: ret2libc

examples/oci-image-verification/go.mod

@@ -9,7 +9,7 @@ replace github.com/sigstore/sigstore-go => ../../
 require (
 	github.com/google/go-containerregistry v0.20.3
 	github.com/sigstore/protobuf-specs v0.4.0
-	github.com/sigstore/sigstore v1.9.0
+	github.com/sigstore/sigstore v1.9.1
 	github.com/sigstore/sigstore-go v0.6.2
 )
 

examples/oci-image-verification/go.sum

@@ -281,8 +281,8 @@ github.com/sigstore/protobuf-specs v0.4.0 h1:yoZbdh0kZYKOSiVbYyA8J3f2wLh5aUk2SQB
 github.com/sigstore/protobuf-specs v0.4.0/go.mod h1:FKW5NYhnnFQ/Vb9RKtQk91iYd0MKJ9AxyqInEwU6+OI=
 github.com/sigstore/rekor v1.3.9 h1:sUjRpKVh/hhgqGMs0t+TubgYsksArZ6poLEC3MsGAzU=
 github.com/sigstore/rekor v1.3.9/go.mod h1:xThNUhm6eNEmkJ/SiU/FVU7pLY2f380fSDZFsdDWlcM=
-github.com/sigstore/sigstore v1.9.0 h1:zUfcKbp8RiJ4wEmA4nvcnEySQAqzF1NtV+v6rVzLwNY=
-github.com/sigstore/sigstore v1.9.0/go.mod h1:zUoATYzR1J3rLNp3jmp4fzIJtWdhC3ZM6MnpcBtnsE4=
+github.com/sigstore/sigstore v1.9.1 h1:bNMsfFATsMPaagcf+uppLk4C9rQZ2dh5ysmCxQBYWaw=
+github.com/sigstore/sigstore v1.9.1/go.mod h1:zUoATYzR1J3rLNp3jmp4fzIJtWdhC3ZM6MnpcBtnsE4=
 github.com/sigstore/sigstore/pkg/signature/kms/aws v1.8.12 h1:EC3UmIaa7nV9sCgSpVevmvgvTYTkMqyrRbj5ojPp7tE=
 github.com/sigstore/sigstore/pkg/signature/kms/aws v1.8.12/go.mod h1:aw60vs3crnQdM/DYH+yF2P0MVKtItwAX34nuaMrY7Lk=
 github.com/sigstore/sigstore/pkg/signature/kms/azure v1.8.12 h1:FPpliDTywSy0woLHMAdmTSZ5IS/lVBZ0dY0I+2HmnSY=