chore(deps): bump sigstore/cosign-installer from 2.5.1 to 2.6.0 (#3368)

Bumps
[sigstore/cosign-installer](https://github.com/sigstore/cosign-installer)
from 2.5.1 to 2.6.0.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/sigstore/cosign-installer/releases">sigstore/cosign-installer's
releases</a>.</em></p>
<blockquote>
<h2>v2.6.0</h2>
<h2>What's Changed</h2>
<ul>
<li>update action to default cosign to v1.11.0 release by <a
href="https://github.com/cpanato"><code>@​cpanato</code></a> in <a
href="https://github-redirect.dependabot.com/sigstore/cosign-installer/pull/89">sigstore/cosign-installer#89</a></li>
<li>cleanup dependabot by <a
href="https://github.com/cpanato"><code>@​cpanato</code></a> in <a
href="https://github-redirect.dependabot.com/sigstore/cosign-installer/pull/90">sigstore/cosign-installer#90</a></li>
<li>default cosign to v1.11.1 by <a
href="https://github.com/cpanato"><code>@​cpanato</code></a> in <a
href="https://github-redirect.dependabot.com/sigstore/cosign-installer/pull/91">sigstore/cosign-installer#91</a></li>
<li>Bump actions/setup-go from 3.2.1 to 3.3.0 by <a
href="https://github.com/dependabot"><code>@​dependabot</code></a> in <a
href="https://github-redirect.dependabot.com/sigstore/cosign-installer/pull/92">sigstore/cosign-installer#92</a></li>
</ul>
<p><strong>Full Changelog</strong>: <a
href="https://github.com/sigstore/cosign-installer/compare/v2.5.1...v2.6.0">https://github.com/sigstore/cosign-installer/compare/v2.5.1...v2.6.0</a></p>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/sigstore/cosign-installer/commit/f3c664df7af409cb4873aa5068053ba9d61a57b6"><code>f3c664d</code></a>
Bump actions/setup-go from 3.2.1 to 3.3.0 (<a
href="https://github-redirect.dependabot.com/sigstore/cosign-installer/issues/92">#92</a>)</li>
<li><a
href="https://github.com/sigstore/cosign-installer/commit/14d43345ff50608baaa37893f4822c406ed470a9"><code>14d4334</code></a>
default cosign to v1.11.1 (<a
href="https://github-redirect.dependabot.com/sigstore/cosign-installer/issues/91">#91</a>)</li>
<li><a
href="https://github.com/sigstore/cosign-installer/commit/8d0fee40fd011ad052c0fed30c58d35203e9d130"><code>8d0fee4</code></a>
cleanup dependabot (<a
href="https://github-redirect.dependabot.com/sigstore/cosign-installer/issues/90">#90</a>)</li>
<li><a
href="https://github.com/sigstore/cosign-installer/commit/716fc027190be17b6609359978fd8f46f6d09cdf"><code>716fc02</code></a>
update action to default cosign to v1.11.0 release (<a
href="https://github-redirect.dependabot.com/sigstore/cosign-installer/issues/89">#89</a>)</li>
<li>See full diff in <a
href="https://github.com/sigstore/cosign-installer/compare/v2.5.1...v2.6.0">compare
view</a></li>
</ul>
</details>
<br />


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.github/workflows/build.yml

@@ -79,7 +79,7 @@ jobs:
             ./dist/*.rpm
             ./dist/*.apk
           key: ${{ github.ref }}
-      - uses: sigstore/cosign-installer@v2.5.1
+      - uses: sigstore/cosign-installer@v2.6.0
       - uses: anchore/sbom-action/download-syft@v0.12.0
       - name: setup-validate-krew-manifest
         run: go install sigs.k8s.io/krew/cmd/validate-krew-manifest@latest