Auto merge of #27573 - servo:dependabot/cargo/lazycell-1.3.0, r=jdm

Bump lazycell from 1.2.1 to 1.3.0

Bumps [lazycell](https://github.com/indiv0/lazycell) from 1.2.1 to 1.3.0.
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a href="https://github.com/indiv0/lazycell/blob/master/CHANGELOG.md">lazycell's changelog</a>.</em></p>
<blockquote>
<h2>v1.3.0 (2020-08-12)</h2>
<h4>Bug Fixes</h4>
<ul>
<li>Add custom <code>impl Default</code> to support non-Default-able <code>&lt;T&gt;</code> types (<a href="b49f4eabec">b49f4eab</a>)</li>
<li><strong>lazycell:</strong>  Fix unsound aliasing in <code>LazyCell::fill</code> (<a href="e789ac1a99">e789ac1a</a>, closes <a href="https://github-redirect.dependabot.com/indiv0/lazycell/issues/98">#98</a>)</li>
</ul>
<h4>Features</h4>
<ul>
<li>Implement serde support (<a href="e728a0b680">e728a0b6</a>)</li>
</ul>
<h4>Documentation</h4>
<ul>
<li>fix typo (<a href="5f5ba9d5ac">5f5ba9d5</a>)</li>
</ul>
<p><!-- raw HTML omitted --><!-- raw HTML omitted --></p>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li>See full diff in <a href="https://github.com/indiv0/lazycell/commits">compare view</a></li>
</ul>
</details>
<br />

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[//]: # (dependabot-automerge-start)
[//]: # (dependabot-automerge-end)

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</details>

Cargo.lock

@@ -3149,9 +3149,9 @@ checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
 [[package]]
 name = "lazycell"
-version = "1.2.1"
+version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b294d6fa9ee409a054354afc4352b0b9ef7ca222c69b8812cbea9e7d2bf3783f"
+checksum = "830d08ce1d1d941e6b30645f1a0eb5643013d835ce3779a5fc208261dbe10f55"
 
 [[package]]
 name = "leak"