Bump indoc from 2.0.3 to 2.0.4 (raviqqe#53)

Bumps [indoc](https://github.com/dtolnay/indoc) from 2.0.3 to 2.0.4.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/dtolnay/indoc/releases">indoc's
releases</a>.</em></p>
<blockquote>
<h2>2.0.4</h2>
<ul>
<li>Fix handling of \r\n ending on first line (<a
href="https://redirect.github.com/dtolnay/indoc/issues/61">#61</a>,
thanks <a
href="https://github.com/PizzasBear"><code>@​PizzasBear</code></a>)</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/dtolnay/indoc/commit/784e9b26f0b664c9de6bd273150ec4ddfa19154d"><code>784e9b2</code></a>
Release 2.0.4</li>
<li><a
href="https://github.com/dtolnay/indoc/commit/efe937862f0dcdce6a324bcb77ce0707b07056e8"><code>efe9378</code></a>
Merge pull request <a
href="https://redirect.github.com/dtolnay/indoc/issues/61">#61</a> from
PizzasBear/patch-1</li>
<li><a
href="https://github.com/dtolnay/indoc/commit/8ef025a65dca7462d7738f76ba4088db35a247b8"><code>8ef025a</code></a>
FIX: preserve_empty_first_line ignored</li>
<li><a
href="https://github.com/dtolnay/indoc/commit/07c8ac44edb595ca189da6360237abb918cf1fcb"><code>07c8ac4</code></a>
Ignore needless_doctest_main clippy lint</li>
<li><a
href="https://github.com/dtolnay/indoc/commit/4d305be488773265c0e590d0a7676f5f9530648d"><code>4d305be</code></a>
Update actions/checkout@v3 -&gt; v4</li>
<li><a
href="https://github.com/dtolnay/indoc/commit/72632546873a9dd602a995bac8547dd2bc501337"><code>7263254</code></a>
Revert &quot;Temporarily disable -Zrandomize-layout due to rustc
ICE&quot;</li>
<li><a
href="https://github.com/dtolnay/indoc/commit/4a7ca5436f3205c1c882f39f8834a4b4e9820110"><code>4a7ca54</code></a>
Temporarily disable -Zrandomize-layout due to rustc ICE</li>
<li>See full diff in <a
href="https://github.com/dtolnay/indoc/compare/2.0.3...2.0.4">compare
view</a></li>
</ul>
</details>
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Cargo.lock

@@ -15,5 +15,5 @@ nom = "7.1.3"
 nom_locate = "4.2.0"
 
 [dev-dependencies]
-indoc = "2.0.3"
+indoc = "2.0.4"
 pretty_assertions = "1.4.0"