Auto merge of #27176 - servo:dependabot/cargo/jpeg-decoder-0.1.20, r=jdm

build(deps): bump jpeg-decoder from 0.1.19 to 0.1.20

Bumps [jpeg-decoder](https://github.com/image-rs/jpeg-decoder) from 0.1.19 to 0.1.20.
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a href="https://github.com/image-rs/jpeg-decoder/blob/master/CHANGELOG.md">jpeg-decoder's changelog</a>.</em></p>
<blockquote>
<h2>v0.1.20 (2020-07-04)</h2>
<ul>
<li>Fix decoding of some progressive images failing</li>
<li>Several more performance improvements</li>
<li>Add <code>PixelFormat::pixel_bytes</code> to determine the size of pixels</li>
<li>Cleanup and clarification of the 8x8 idct implementation</li>
<li>Updated fuzzing harnesses and helpers</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a href="e19c1942c7"><code>e19c194</code></a> Update meta data and changes for v0.1.20</li>
<li><a href="d1676303a3"><code>d167630</code></a> Merge pull request <a href="https://github-redirect.dependabot.com/image-rs/jpeg-decoder/issues/160">#160</a> from image-rs/component-completion</li>
<li><a href="f13c096912"><code>f13c096</code></a> Disable any criterion dependent on 1.34.2</li>
<li><a href="f91e6c1670"><code>f91e6c1</code></a> Explain the fuzzing help more closely</li>
<li><a href="ad4ceaa517"><code>ad4ceaa</code></a> Explain the bug at the site where it happened</li>
<li><a href="856ccba8bc"><code>856ccba</code></a> Add jpeg reproducing the issue, decoded correctly</li>
<li><a href="22d2d6d1b2"><code>22d2d6d</code></a> Fuzz in-process with mozjpeg</li>
<li><a href="929c15303b"><code>929c153</code></a> Repurpose fail_tmin into a fail finder</li>
<li><a href="d5c0b76079"><code>d5c0b76</code></a> In the fail minimizer, ensure reftest works</li>
<li><a href="3ed1eff16a"><code>3ed1eff</code></a> Add a regression test minimizer</li>
<li>Additional commits viewable in <a href="https://github.com/image-rs/jpeg-decoder/compare/v0.1.19...v0.1.20">compare view</a></li>
</ul>
</details>
<br />

[![Dependabot compatibility score](https://api.dependabot.com/badges/compatibility_score?dependency-name=jpeg-decoder&package-manager=cargo&previous-version=0.1.19&new-version=0.1.20)](https://dependabot.com/compatibility-score/?dependency-name=jpeg-decoder&package-manager=cargo&previous-version=0.1.19&new-version=0.1.20)

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

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</details>

Cargo.lock

@@ -2708,9 +2708,9 @@ dependencies = [
 
 [[package]]
 name = "jpeg-decoder"
-version = "0.1.19"
+version = "0.1.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5b47b4c4e017b01abdc5bcc126d2d1002e5a75bbe3ce73f9f4f311a916363704"
+checksum = "cc797adac5f083b8ff0ca6f6294a999393d76e197c36488e2ef732c4715f6fa3"
 dependencies = [
  "byteorder",
  "rayon",