Bump gatsby from 5.13.1 to 5.13.4 (#1292)

Bumps [gatsby](https://github.com/gatsbyjs/gatsby) from 5.13.1 to
5.13.4.
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/gatsbyjs/gatsby/commit/8f0f7c586e253a88673433deef26da84790944a1"><code>8f0f7c5</code></a>
chore(release): Publish</li>
<li><a
href="https://github.com/gatsbyjs/gatsby/commit/edaf016906b593f0e028fa4a4e0b4ecc41cf1cc6"><code>edaf016</code></a>
fix(gatsby-adapter-netlify): handler generation on windows (<a
href="https://redirect.github.com/gatsbyjs/gatsby/issues/38900">#38900</a>)
(<a
href="https://redirect.github.com/gatsbyjs/gatsby/issues/38929">#38929</a>)</li>
<li><a
href="https://github.com/gatsbyjs/gatsby/commit/b0960f56c679c245c149a35912fbdabafb9e637e"><code>b0960f5</code></a>
chore(release): Publish</li>
<li><a
href="https://github.com/gatsbyjs/gatsby/commit/07761d4c53c1b21bf80bf11ae55a71ee8795448c"><code>07761d4</code></a>
chore(gatsby-source-wordpress): upgrade file-type (<a
href="https://redirect.github.com/gatsbyjs/gatsby/issues/38861">#38861</a>)
(<a
href="https://redirect.github.com/gatsbyjs/gatsby/issues/38863">#38863</a>)</li>
<li><a
href="https://github.com/gatsbyjs/gatsby/commit/85f6c909fa5ff9096d4ac7e3e62c7522c1887a60"><code>85f6c90</code></a>
fix(gatsby-source-wordpress): only diff wpgraphql schema if the user
opts in ...</li>
<li><a
href="https://github.com/gatsbyjs/gatsby/commit/b4ce9e6bcd3937921f17a27dcbbafe67138275cc"><code>b4ce9e6</code></a>
chore(release): Publish</li>
<li><a
href="https://github.com/gatsbyjs/gatsby/commit/c50e8f2cd93898d9a483440ebd6eeeb492e73087"><code>c50e8f2</code></a>
fix: add missing fs method rewrites to handle fetchRemoteFile in dsg/ssr
engi...</li>
<li><a
href="https://github.com/gatsbyjs/gatsby/commit/d328fd8ffd255c235a61e8d3890640b21f26e770"><code>d328fd8</code></a>
perf: use must-revalidate cache-control header as common and only create
head...</li>
<li><a
href="https://github.com/gatsbyjs/gatsby/commit/b24134df49cf5fb509c3fba4310a0a71a952a35b"><code>b24134d</code></a>
chore(release): Publish</li>
<li><a
href="https://github.com/gatsbyjs/gatsby/commit/c74745c180f6e508d80dc680a721a63c7f6450bc"><code>c74745c</code></a>
fix(gatsby): support builtin modules prefixed with <code>node:</code> on
<code>build-html</code> (#...</li>
<li>Additional commits viewable in <a
href="https://github.com/gatsbyjs/gatsby/compare/[email protected]@5.13.4">compare
view</a></li>
</ul>
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