build(deps): Bump actions/download-artifact from 2 to 3 (#8302)

Bumps [actions/download-artifact](https://github.com/actions/download-artifact) from 2 to 3.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a href="https://github.com/actions/download-artifact/releases">actions/download-artifact's releases</a>.</em></p>
<blockquote>
<h2>v3.0.0</h2>
<h2>What's Changed</h2>
<ul>
<li>Update default runtime to node16 (<a href="https://github-redirect.dependabot.com/actions/download-artifact/pull/134">actions/download-artifact#134</a>)</li>
<li>Update package-lock.json file version to 2 (<a href="https://github-redirect.dependabot.com/actions/download-artifact/pull/136">actions/download-artifact#136</a>)</li>
</ul>
<h3>Breaking Changes</h3>
<p>With the update to Node 16, all scripts will now be run with Node 16 rather than Node 12.</p>
<h2>v2.1.0 Download Artifact</h2>
<ul>
<li>Improved output &amp; logging</li>
<li>Fixed issue where downloading all artifacts could cause display percentages to be over 100%</li>
<li>Various small bug fixes &amp; improvements</li>
</ul>
<h2>v2.0.10</h2>
<ul>
<li>Retry on HTTP 500 responses from the service</li>
</ul>
<h2>v2.0.9</h2>
<ul>
<li>Fixes to proxy related issues</li>
</ul>
<h2>v2.0.8</h2>
<ul>
<li>Improvements to retryability if an error is encountered during artifact download</li>
</ul>
<h2>v2.0.7 download-artifact</h2>
<ul>
<li>Improved download retry-ability if a partial download is encountered</li>
</ul>
<h2>v2.0.6</h2>
<p>Update actions/core NPM package that is used internally</p>
<h2>v2.0.5</h2>
<ul>
<li>Add Third Party License Information</li>
</ul>
<h2>v2.0.4</h2>
<ul>
<li>Use the latest version of the <code>@actions/artifact</code> NPM package</li>
</ul>
<h2>v2.0.3</h2>
<ul>
<li>Misc improvements</li>
</ul>
<h2>v2.0.2</h2>
<ul>
<li>Support for tilde expansion</li>
</ul>
<h2>v2.0.1</h2>
<ul>
<li>Download path output</li>
<li>Improved logging</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a href="fb598a63ae"><code>fb598a6</code></a> Merge pull request <a href="https://github-redirect.dependabot.com/actions/download-artifact/issues/136">#136</a> from actions/jtamsut/update-lockfile-version</li>
<li><a href="a4a09c5d7e"><code>a4a09c5</code></a> regenerate index.js</li>
<li><a href="9acf51df79"><code>9acf51d</code></a> regenerate package lock</li>
<li><a href="8821072325"><code>8821072</code></a> upgrade artifact version</li>
<li><a href="b8bbd3b64f"><code>b8bbd3b</code></a> regenerate lockfile</li>
<li><a href="6ee3d963e5"><code>6ee3d96</code></a> revert artifact version</li>
<li><a href="d4793f4e27"><code>d4793f4</code></a> update docs for v3</li>
<li><a href="2d338d2145"><code>2d338d2</code></a> upgrade package to v3</li>
<li><a href="360d0830b5"><code>360d083</code></a> update dependency on artifact lib</li>
<li><a href="d9b73cccac"><code>d9b73cc</code></a> update lock file</li>
<li>Additional commits viewable in <a href="https://github.com/actions/download-artifact/compare/v2...v3">compare view</a></li>
</ul>
</details>
<br />


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</details>

.github/workflows/tests.yml

@@ -50,19 +50,19 @@ jobs:
             go.mod
             go.sum
             Makefile
-      - uses: actions/download-artifact@v2
+      - uses: actions/download-artifact@v3
         with:
           name: "${{ github.sha }}-00-coverage"
         if: env.GIT_DIFF
-      - uses: actions/download-artifact@v2
+      - uses: actions/download-artifact@v3
         with:
           name: "${{ github.sha }}-01-coverage"
         if: env.GIT_DIFF
-      - uses: actions/download-artifact@v2
+      - uses: actions/download-artifact@v3
         with:
           name: "${{ github.sha }}-02-coverage"
         if: env.GIT_DIFF
-      - uses: actions/download-artifact@v2
+      - uses: actions/download-artifact@v3
         with:
           name: "${{ github.sha }}-03-coverage"
         if: env.GIT_DIFF