Bumps Features/DFCI from 4.0.3 to 4.0.4

Introduces 16 new commits in [Features/DFCI](https://github.com/microsoft/mu_feature_dfci).

<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/microsoft/mu_feature_dfci/commit/7ebaafe21c424484bd54fcc14b8621512fcfd1a7">7ebaaf</a> GitHub Action: Bump actions/setup-python from 4 to 5 (<a href="https://github.com/microsoft/mu_feature_dfci/pull/171">#171</a>)</li>
<li><a href="https://github.com/microsoft/mu_feature_dfci/commit/dad287af53ee6d46e3c2d1bbe871e2d6f8ac6f3f">dad287</a> pip: bump edk2-pytool-extensions from 0.26.2 to 0.26.3 (<a href="https://github.com/microsoft/mu_feature_dfci/pull/174">#174</a>)</li>
<li><a href="https://github.com/microsoft/mu_feature_dfci/commit/74f99d60d65a6ec5943aaba53e63db325485aaef">74f99d</a> pip: bump edk2-pytool-library from 0.19.7 to 0.19.8 (<a href="https://github.com/microsoft/mu_feature_dfci/pull/173">#173</a>)</li>
<li><a href="https://github.com/microsoft/mu_feature_dfci/commit/f4f8b31d278c32fd4bba941c07e98de9c2d3f755">f4f8b3</a> Repo File Sync: Update GitHub actions in CodeQL workflow (<a href="https://github.com/microsoft/mu_feature_dfci/pull/177">#177</a>)</li>
<li><a href="https://github.com/microsoft/mu_feature_dfci/commit/4f61f15818ccbc6c273e28bf5e3746798ba8f013">4f61f1</a> pip: bump edk2-pytool-extensions from 0.26.3 to 0.26.4 (<a href="https://github.com/microsoft/mu_feature_dfci/pull/178">#178</a>)</li>
<li><a href="https://github.com/microsoft/mu_feature_dfci/commit/94fab9ca7f7d3dd97344903f028b1684fbb5cf13">94fab9</a> pip: bump regex from 2023.10.3 to 2023.12.25 (<a href="https://github.com/microsoft/mu_feature_dfci/pull/179">#179</a>)</li>
<li><a href="https://github.com/microsoft/mu_feature_dfci/commit/6d9f1641a550cce0d3a5a2db9e329d95f92e74fb">6d9f16</a> Add missing library header guards (<a href="https://github.com/microsoft/mu_feature_dfci/pull/181">#181</a>)</li>
<li><a href="https://github.com/microsoft/mu_feature_dfci/commit/bcf129cb557b9edb09f7420af7984d6d1e95a3b5">bcf129</a> .git-blame-ignore-revs: Ignore Line Ending and Uncrustify only commits (<a href="https://github.com/microsoft/mu_feature_dfci/pull/182">#182</a>)</li>
<li><a href="https://github.com/microsoft/mu_feature_dfci/commit/c8011291657bcc49cceaf1f9425baad39642bfdc">c80112</a> pip: bump edk2-pytool-library from 0.19.8 to 0.19.9 (<a href="https://github.com/microsoft/mu_feature_dfci/pull/183">#183</a>)</li>
<li><a href="https://github.com/microsoft/mu_feature_dfci/commit/d7eaaea27899e7cd5db3593b99ff9813873a4f9c">d7eaae</a> DfciPkg: Drop IntrinsicLib (<a href="https://github.com/microsoft/mu_feature_dfci/pull/185">#185</a>)</li>
<li><a href="https://github.com/microsoft/mu_feature_dfci/commit/d8533821ba56a525ae10dd8f6f4458374aa9471d">d85338</a> Repo File Sync: Support CodeQL Plugin in BaseTools (<a href="https://github.com/microsoft/mu_feature_dfci/pull/186">#186</a>)</li>
<li><a href="https://github.com/microsoft/mu_feature_dfci/commit/d07069b5d0ae74855b22f11172611a2fc8aad9b9">d07069</a> Update pip-requirements.txt (<a href="https://github.com/microsoft/mu_feature_dfci/pull/190">#190</a>)</li>
<li><a href="https://github.com/microsoft/mu_feature_dfci/commit/5dbc7025dcc55873871cc71cac2cce18c01e6482">5dbc70</a> Repo File Sync: synced file(s) with microsoft/mu_devops (<a href="https://github.com/microsoft/mu_feature_dfci/pull/187">#187</a>)</li>
<li><a href="https://github.com/microsoft/mu_feature_dfci/commit/202abc76a903193e0736fd29c72f52816d89db0a">202abc</a> GitHub Action: Bump robinraju/release-downloader from 1.8 to 1.9 (<a href="https://github.com/microsoft/mu_feature_dfci/pull/191">#191</a>)</li>
<li><a href="https://github.com/microsoft/mu_feature_dfci/commit/85bebf6a5a3d79d3e3df198726f20e018eb44f0b">85bebf</a> Repo File Sync: synced file(s) with microsoft/mu_devops (<a href="https://github.com/microsoft/mu_feature_dfci/pull/192">#192</a>)</li>
<li><a href="https://github.com/microsoft/mu_feature_dfci/commit/ae7a47ff6682bf50d116d5dd3edb8d1e4596cfb7">ae7a47</a> Repo File Sync: synced file(s) with microsoft/mu_devops (<a href="https://github.com/microsoft/mu_feature_dfci/pull/193">#193</a>)</li>
</ul>
</details>

Signed-off-by: Project Mu Bot <mubot@microsoft.com>