chore(ci): Bump docker/metadata-action from 4.5.0 to 4.6.0 (#17686)

Bumps
[docker/metadata-action](https://github.com/docker/metadata-action) from
4.5.0 to 4.6.0.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/docker/metadata-action/releases">docker/metadata-action's
releases</a>.</em></p>
<blockquote>
<h2>v4.6.0</h2>
<ul>
<li>Dedup and sort labels by <a
href="https://github.com/crazy-max"><code>@​crazy-max</code></a> in <a
href="https://redirect.github.com/docker/metadata-action/pull/301">docker/metadata-action#301</a></li>
<li>Bump <code>@​docker/actions-toolkit</code> from 0.3.0 to 0.5.0 in <a
href="https://redirect.github.com/docker/metadata-action/pull/302">docker/metadata-action#302</a></li>
</ul>
<p><strong>Full Changelog</strong>: <a
href="https://github.com/docker/metadata-action/compare/v4.5.0...v4.6.0">https://github.com/docker/metadata-action/compare/v4.5.0...v4.6.0</a></p>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/docker/metadata-action/commit/818d4b7b91585d195f67373fd9cb0332e31a7175"><code>818d4b7</code></a>
Merge pull request <a
href="https://redirect.github.com/docker/metadata-action/issues/302">#302</a>
from docker/dependabot/npm_and_yarn/docker/actions-to...</li>
<li><a
href="https://github.com/docker/metadata-action/commit/948134af5eaf364d48b886f5a1f36c75b130701f"><code>948134a</code></a>
update generated content</li>
<li><a
href="https://github.com/docker/metadata-action/commit/ef7eee951a0cc954e09d11185f48d5238829d465"><code>ef7eee9</code></a>
enable comments to avoid breaking change with current impl</li>
<li><a
href="https://github.com/docker/metadata-action/commit/8ec80c3be660db749fc527d1c8b2b96660398c45"><code>8ec80c3</code></a>
Bump <code>@​docker/actions-toolkit</code> from 0.3.0 to 0.5.0</li>
<li><a
href="https://github.com/docker/metadata-action/commit/38650bbf6b1c5789fec8229e412e7b68e93ca377"><code>38650bb</code></a>
Merge pull request <a
href="https://redirect.github.com/docker/metadata-action/issues/301">#301</a>
from crazy-max/dedup-labels</li>
<li><a
href="https://github.com/docker/metadata-action/commit/ebbd9b4df774b8b814b93fe408e7916e302f075c"><code>ebbd9b4</code></a>
update generated content</li>
<li><a
href="https://github.com/docker/metadata-action/commit/2dadb92b6b40bbca7d7b2c8b2e710dadb0d4ab52"><code>2dadb92</code></a>
dedup and sort labels</li>
<li>See full diff in <a
href="https://github.com/docker/metadata-action/compare/2c0bd771b40637d97bf205cbccdd294a32112176...818d4b7b91585d195f67373fd9cb0332e31a7175">compare
view</a></li>
</ul>
</details>
<br />


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score](https://dependabot-badges.githubapp.com/badges/compatibility_score?dependency-name=docker/metadata-action&package-manager=github_actions&previous-version=4.5.0&new-version=4.6.0)](https://docs.github.com/en/github/managing-security-vulnerabilities/about-dependabot-security-updates#about-compatibility-scores)

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</details>

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

Author: dependabot[bot]

.github/workflows/environment.yml

@@ -51,7 +51,7 @@ jobs:
           password: ${{ secrets.CI_DOCKER_PASSWORD }}
       - name: Extract metadata (tags, labels) for Docker
         id: meta
-        uses: docker/metadata-action@2c0bd771b40637d97bf205cbccdd294a32112176
+        uses: docker/metadata-action@818d4b7b91585d195f67373fd9cb0332e31a7175
         with:
           images: timberio/vector-dev
           flavor: |