Bump serde_yaml from 0.8.21 to 0.8.23 (#1740)

Bumps [serde_yaml](https://github.com/dtolnay/serde-yaml) from 0.8.21 to 0.8.23.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a href="https://github.com/dtolnay/serde-yaml/releases">serde_yaml's releases</a>.</em></p>
<blockquote>
<h2>0.8.23</h2>
<ul>
<li>Fix handling of YAML 1.1-style octals that begin with <code>+</code> or <code>-</code> sign (<a href="https://github-redirect.dependabot.com/dtolnay/serde-yaml/issues/228">#228</a>)</li>
</ul>
<h2>0.8.22</h2>
<ul>
<li>Switch float serializer to use the same float formatting library as serde_json</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/dtolnay/serde-yaml/commit/44ba87954d502651689ac1cc3026effa91785a95"><code>44ba879</code></a> Release 0.8.23</li>
<li><a href="https://github.com/dtolnay/serde-yaml/commit/f850da3d4ba2260fe9d991e684cf12d30157679c"><code>f850da3</code></a> Merge pull request <a href="https://github-redirect.dependabot.com/dtolnay/serde-yaml/issues/228">#228</a> from dtolnay/octal</li>
<li><a href="https://github.com/dtolnay/serde-yaml/commit/983b5b3f5fd255225acd4cab07672608b86a642d"><code>983b5b3</code></a> Suppress blocks_in_if_conditions clippy lint</li>
<li><a href="https://github.com/dtolnay/serde-yaml/commit/57f2e661b8db22491b404f0e515c362bc6d8a235"><code>57f2e66</code></a> Treat YAML 1.1 style octals with sign as string, not base 10 number</li>
<li><a href="https://github.com/dtolnay/serde-yaml/commit/f424a15c74794c0c9f5834d976db81a45e00d300"><code>f424a15</code></a> Add test of cases that are NOT supposed to be numbers</li>
<li><a href="https://github.com/dtolnay/serde-yaml/commit/75a43c4dbc882cd8c588a35f27989667778dbe90"><code>75a43c4</code></a> Merge pull request <a href="https://github-redirect.dependabot.com/dtolnay/serde-yaml/issues/218">#218</a> from rukai/add_unit_struct_test</li>
<li><a href="https://github.com/dtolnay/serde-yaml/commit/1db8fdbb8560ef2e63b3e9a1295b193f405c742b"><code>1db8fdb</code></a> Release 0.8.22</li>
<li><a href="https://github.com/dtolnay/serde-yaml/commit/6b836037b58ebb359e7c485fc6002b1e8214bd6c"><code>6b83603</code></a> Switch float serializer from dtoa to ryu</li>
<li><a href="https://github.com/dtolnay/serde-yaml/commit/7a02d7377051e3afc07c4db628d76fdc64e8b2c2"><code>7a02d73</code></a> Delete disabled borrowed string deserializer test</li>
<li><a href="https://github.com/dtolnay/serde-yaml/commit/eb31d62693057ca34e24a983354a96d145c8477f"><code>eb31d62</code></a> Update from dtoa 0.4 to 1.0</li>
<li>Additional commits viewable in <a href="https://github.com/dtolnay/serde-yaml/compare/0.8.21...0.8.23">compare view</a></li>
</ul>
</details>
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</details>

boa_tester/Cargo.toml

@@ -18,7 +18,7 @@ vm = ["Boa/vm"]
 Boa = { path = "../boa" }
 structopt = "0.3.25"
 serde = { version = "1.0.131", features = ["derive"] }
-serde_yaml = "0.8.21"
+serde_yaml = "0.8.23"
 serde_json = "1.0.72"
 bitflags = "1.3.2"
 regex = "1.5.4"