Merge #574

574: Bump tokio from 1.7.0 to 1.7.1 r=thomaseizinger a=dependabot[bot]

Bumps [tokio](https://github.com/tokio-rs/tokio) from 1.7.0 to 1.7.1.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a href="https://github.com/tokio-rs/tokio/releases">tokio's releases</a>.</em></p>
<blockquote>
<h2>Tokio v1.7.1</h2>
<h3>Fixed</h3>
<ul>
<li>runtime: fix early task shutdown during runtime shutdown (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/3870">#3870</a>)</li>
</ul>
<p><a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/3870">#3870</a>: <a href="https://github-redirect.dependabot.com/tokio-rs/tokio/pull/3870">tokio-rs/tokio#3870</a></p>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a href="7601dc6d2a"><code>7601dc6</code></a> rt: avoid early task shutdown (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/3870">#3870</a>)</li>
<li>See full diff in <a href="https://github.com/tokio-rs/tokio/compare/tokio-1.7.0...tokio-1.7.1">compare view</a></li>
</ul>
</details>
<br />


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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Cargo.lock

@@ -4204,9 +4204,9 @@ checksum = "cda74da7e1a664f795bb1f8a87ec406fb89a02522cf6e50620d016add6dbbf5c"
 
 [[package]]
 name = "tokio"
-version = "1.7.0"
+version = "1.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c79ba603c337335df6ba6dd6afc38c38a7d5e1b0c871678439ea973cd62a118e"
+checksum = "5fb2ed024293bb19f7a5dc54fe83bf86532a44c12a2bb8ba40d64a4509395ca2"
 dependencies = [
  "autocfg 1.0.1",
  "bytes 1.0.1",