Bump github.com/sigstore/sigstore from 1.7.6 to 1.8.0

[dependabot[bot]]

Bumps github.com/sigstore/sigstore from 1.7.6 to 1.8.0.

Release notes

Sourced from github.com/sigstore/sigstore's releases.

v1.8.0

What's Changed

• Bump the github.com/letsencrypt/boulder to the latest version to update vulnerable go-jose by @​OlegOAndreev in sigstore/sigstore#1548
• Update dependabot to weekly by @​haydentherapper in sigstore/sigstore#1569
• Adapt to simplified DSSE signing interface by @​adityasaky in sigstore/sigstore#1580

New Contributors

• @​OlegOAndreev made their first contribution in sigstore/sigstore#1548

Full Changelog: https://github.com/sigstore/sigstore/compare/v1.7.6...v1.8.0

Commits

• b9063a4 build(deps): Bump the all group with 4 updates (#1581)
• fac5a33 build(deps): Bump the all group in /pkg/signature/kms/gcp with 1 update
• d217337 Adapt to simplified DSSE signing interface
• 8bd737c build(deps): Bump golang.org/x/crypto in /pkg/signature/kms/aws
• 9a15769 build(deps): Bump golang.org/x/crypto in /pkg/signature/kms/hashivault
• b898510 build(deps): Bump golang.org/x/crypto in /test/fuzz
• 5aa5231 build(deps): Bump golang.org/x/crypto in /pkg/signature/kms/gcp
• ca259be build(deps): Bump golang.org/x/crypto in /pkg/signature/kms/azure
• b5bb008 build(deps): Bump the all group in /pkg/signature/kms/aws with 2 updates
• e8d53bc build(deps): Bump the all group
• Additional commits viewable in compare view

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