Merge #590

590: Bump tracing-subscriber from 0.2.18 to 0.2.19 r=thomaseizinger a=dependabot[bot]

Bumps [tracing-subscriber](https://github.com/tokio-rs/tracing) from 0.2.18 to 0.2.19.
<details>
<summary>Commits</summary>
<ul>
<li><a href="807bc8fae7"><code>807bc8f</code></a> subscriber: prepare to release 0.2.19 (<a href="https://github-redirect.dependabot.com/tokio-rs/tracing/issues/1448">#1448</a>)</li>
<li><a href="204077fee5"><code>204077f</code></a> core: add a brief docs section on comparing levels (<a href="https://github-redirect.dependabot.com/tokio-rs/tracing/issues/1446">#1446</a>)</li>
<li><a href="4bf3d0000c"><code>4bf3d00</code></a> subscriber: add <code>MakeWriter</code> combinators (<a href="https://github-redirect.dependabot.com/tokio-rs/tracing/issues/1274">#1274</a>)</li>
<li><a href="29291af1fd"><code>29291af</code></a> opentelemetry: improve performance by pre-determining attribute length (<a href="https://github-redirect.dependabot.com/tokio-rs/tracing/issues/1327">#1327</a>)</li>
<li><a href="ab6207621d"><code>ab62076</code></a> subscriber: explain why we always call <code>inner.register_callsite()</code> before if ...</li>
<li><a href="de76e552cb"><code>de76e55</code></a> chore: fix new clippy warnings (<a href="https://github-redirect.dependabot.com/tokio-rs/tracing/issues/1444">#1444</a>)</li>
<li><a href="bc1c3a32ec"><code>bc1c3a3</code></a> opentelemetry: update opentelemetry to 0.15 (<a href="https://github-redirect.dependabot.com/tokio-rs/tracing/issues/1441">#1441</a>)</li>
<li><a href="1e361e4187"><code>1e361e4</code></a> opentelemetry: add opentelemetry source code attributes to spans (<a href="https://github-redirect.dependabot.com/tokio-rs/tracing/issues/1411">#1411</a>)</li>
<li><a href="379559645c"><code>3795596</code></a> tracing: Fix link to RAII pattern document (<a href="https://github-redirect.dependabot.com/tokio-rs/tracing/issues/1398">#1398</a>)</li>
<li><a href="805eb51bc9"><code>805eb51</code></a> subscriber: add <code>MakeWriter::make_writer_for</code> (<a href="https://github-redirect.dependabot.com/tokio-rs/tracing/issues/1141">#1141</a>)</li>
<li>Additional commits viewable in <a href="https://github.com/tokio-rs/tracing/compare/tracing-subscriber-0.2.18...tracing-subscriber-0.2.19">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

@@ -4394,9 +4394,9 @@ dependencies = [
 
 [[package]]
 name = "tracing-subscriber"
-version = "0.2.18"
+version = "0.2.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "aa5553bf0883ba7c9cbe493b085c29926bd41b66afc31ff72cf17ff4fb60dcd5"
+checksum = "ab69019741fca4d98be3c62d2b75254528b5432233fd8a4d2739fec20278de48"
 dependencies = [
  "ansi_term 0.12.1",
  "chrono",