Auto merge of #26890 - servo:dependabot/cargo/typenum-1.12.0, r=jdm

build(deps): bump typenum from 1.10.0 to 1.12.0

Bumps [typenum](https://github.com/paholg/typenum) from 1.10.0 to 1.12.0.
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a href="https://github.com/paholg/typenum/blob/master/CHANGELOG.md">typenum's changelog</a>.</em></p>
<blockquote>
<h3>1.12.0 (2020-04-13)</h3>
<ul>
<li>[added] Feature <code>force_unix_path_separator</code> to support building without Cargo.</li>
<li>[added] Greatest common divisor operator <code>Gcd</code> with alias <code>Gcf</code>.</li>
<li>[added] <code>gcd</code> to the <code>op!</code> macro.</li>
<li>[changed] Added <code>Copy</code> bound to <code>Rhs</code> of <code>Mul&lt;Rhs&gt;</code> impl for <code>&lt;TArr&lt;V, A&gt;</code>.</li>
<li>[changed] Added <code>Copy</code> bound to <code>Rhs</code> of <code>Div&lt;Rhs&gt;</code> impl for <code>&lt;TArr&lt;V, A&gt;</code>.</li>
<li>[changed] Added <code>Copy</code> bound to <code>Rhs</code> of <code>PartialDiv&lt;Rhs&gt;</code> impl for <code>&lt;TArr&lt;V, A&gt;</code>.</li>
<li>[changed] Added <code>Copy</code> bound to <code>Rhs</code> of <code>Rem&lt;Rhs&gt;</code> impl for <code>&lt;TArr&lt;V, A&gt;</code>.</li>
<li>[fixed] Make all functions #[inline].</li>
</ul>
<h3>1.11.2 (2019-08-26)</h3>
<ul>
<li>[fixed] Cross compilation from Linux to Windows.</li>
</ul>
<h3>1.11.1 (2019-08-25)</h3>
<ul>
<li>[fixed] Builds on earlier Rust builds again and added Rust 1.22.0 to Travis to prevent future breakage.</li>
</ul>
<h3>1.11.0 (2019-08-25)</h3>
<ul>
<li>[added] Integer <code>log2</code> to the <code>op!</code> macro.</li>
<li>[added] Integer binary logarithm operator <code>Logarithm2</code> with alias <code>Log2</code>.</li>
<li>[changed] Removed <code>feature(i128_type)</code> when running with the <code>i128</code> feature. Kept the feature flag.
for typenum to maintain compatibility with old Rust versions.</li>
<li>[added] Integer <code>sqrt</code> to the <code>op!</code> macro.</li>
<li>[added] Integer square root operator <code>SquareRoot</code> with alias <code>Sqrt</code>.</li>
<li>[fixed] Bug with attempting to create U1024 type alias twice.</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li>See full diff in <a href="https://github.com/paholg/typenum/commits/v1.12.0">compare view</a></li>
</ul>
</details>
<br />

[![Dependabot compatibility score](https://api.dependabot.com/badges/compatibility_score?dependency-name=typenum&package-manager=cargo&previous-version=1.10.0&new-version=1.12.0)](https://dependabot.com/compatibility-score/?dependency-name=typenum&package-manager=cargo&previous-version=1.10.0&new-version=1.12.0)

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Cargo.lock

@@ -6005,9 +6005,9 @@ checksum = "0685c84d5d54d1c26f7d3eb96cd41550adb97baed141a761cf335d3d33bcd0ae"
 
 [[package]]
 name = "typenum"
-version = "1.10.0"
+version = "1.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "612d636f949607bdf9b123b4a6f6d966dedf3ff669f7f045890d3a4a73948169"
+checksum = "373c8a200f9e67a0c95e62a4f52fbf80c23b4381c05a17845531982fa99e6b33"
 
 [[package]]
 name = "ucd"