chore(deps-dev): update sigstore/cosign-installer action to v3.1.1

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
sigstore/cosign-installer	action	minor	v3.0.2 -> v3.1.1

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Release Notes

sigstore/cosign-installer (sigstore/cosign-installer)

v3.1.1

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What's Changed

• default cosign to v2.1.1 by @​cpanato in https://github.com/sigstore/cosign-installer/pull/137

Full Changelog: sigstore/cosign-installer@v3.1.0...v3.1.1

v3.1.0

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What's Changed

• update job to use latest action release by @​cpanato in https://github.com/sigstore/cosign-installer/pull/130
• Update action example for keyless signing as xarg is not required by @​jbtrystram in https://github.com/sigstore/cosign-installer/pull/132
• update examples by @​cpanato in https://github.com/sigstore/cosign-installer/pull/133
• bump cosign to default to release v2.1.0 and update docs by @​cpanato in https://github.com/sigstore/cosign-installer/pull/136

New Contributors

• @​jbtrystram made their first contribution in https://github.com/sigstore/cosign-installer/pull/132

Full Changelog: sigstore/cosign-installer@v3.0.5...v3.1.0

v3.0.5

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What's Changed

• download cosign releases from GitHub rather than GCS by @​bobcallaway in https://github.com/sigstore/cosign-installer/pull/126

Full Changelog: sigstore/cosign-installer@v3.0.4...v3.0.5

v3.0.4

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• Include fix for https://github.com/sigstore/cosign-installer/pull/124
• changes download URL for cosign binary to github.com instead of GCS

v3.0.3

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What's Changed

• bump to cosign v2.0.2 by @​bobcallaway in https://github.com/sigstore/cosign-installer/pull/119
• changes download URL for cosign binary to github.com instead of GCS

Full Changelog: sigstore/cosign-installer@v3.0.2...v3.0.3

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