deps: bump diff from 6.0.0 to 7.0.0 (#480)

Bumps [diff](https://github.com/kpdecker/jsdiff) from 6.0.0 to 7.0.0.
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a
href="https://github.com/kpdecker/jsdiff/blob/master/release-notes.md">diff's
changelog</a>.</em></p>
<blockquote>
<h2>7.0.0</h2>
<p>Just a single (breaking) bugfix, undoing a behaviour change
introduced accidentally in 6.0.0:</p>
<ul>
<li><a
href="https://redirect.github.com/kpdecker/jsdiff/pull/554">#554</a>
<strong><code>diffWords</code> treats numbers and underscores as word
characters again.</strong> This behaviour was broken in v6.0.0.</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/kpdecker/jsdiff/commit/ad8f0eb9f4cea9a4b6abdede878e7a3d0f555a73"><code>ad8f0eb</code></a>
Prep for 7.0.0 release (<a
href="https://redirect.github.com/kpdecker/jsdiff/issues/556">#556</a>)</li>
<li><a
href="https://github.com/kpdecker/jsdiff/commit/7d113b61e6f43fbb89f7d1388eac339ebea9eeb5"><code>7d113b6</code></a>
Fix diffWords treating numbers and underscores as not being word
characters (...</li>
<li><a
href="https://github.com/kpdecker/jsdiff/commit/f9972d6993c268eb97530e6a4bc605303bcca77b"><code>f9972d6</code></a>
Fix links to commit lists in release-notes.md (<a
href="https://redirect.github.com/kpdecker/jsdiff/issues/555">#555</a>)</li>
<li><a
href="https://github.com/kpdecker/jsdiff/commit/68526b9b95fb2732c251ecadb46f228ee90281f3"><code>68526b9</code></a>
Update release-notes.md (<a
href="https://redirect.github.com/kpdecker/jsdiff/issues/552">#552</a>)</li>
<li>See full diff in <a
href="https://github.com/kpdecker/jsdiff/compare/v6.0.0...7.0.0">compare
view</a></li>
</ul>
</details>
<br />


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package.json

@@ -44,7 +44,7 @@
     "@npmcli/package-json": "^6.0.0",
     "@octokit/rest": "^19.0.4",
     "dedent": "^1.5.1",
-    "diff": "^6.0.0",
+    "diff": "^7.0.0",
     "glob": "^10.1.0",
     "handlebars": "^4.7.7",
     "hosted-git-info": "^8.0.0",