Bumps [thiserror](https://github.com/dtolnay/thiserror) from 1.0.61 to
1.0.64.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/dtolnay/thiserror/releases">thiserror's
releases</a>.</em></p>
<blockquote>
<h2>1.0.64</h2>
<ul>
<li>Exclude derived impls from coverage instrumentation (<a
href="https://redirect.github.com/dtolnay/thiserror/issues/322">#322</a>,
thanks <a
href="https://github.com/oxalica"><code>@​oxalica</code></a>)</li>
</ul>
<h2>1.0.63</h2>
<ul>
<li>Documentation improvements</li>
</ul>
<h2>1.0.62</h2>
<ul>
<li>Support referring to nested tuple struct fields inside
<code>#[error(&quot;…&quot;, …)]</code> attribute (<a
href="https://redirect.github.com/dtolnay/thiserror/issues/309">#309</a>)</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/dtolnay/thiserror/commit/84484bc75c20d63ec63299354b463407f3d59f68"><code>84484bc</code></a>
Release 1.0.64</li>
<li><a
href="https://github.com/dtolnay/thiserror/commit/023f036de4515542d0c55aa5c580bc9352a077d1"><code>023f036</code></a>
Merge pull request <a
href="https://redirect.github.com/dtolnay/thiserror/issues/322">#322</a>
from oxalica/feat/mark-auto-derived</li>
<li><a
href="https://github.com/dtolnay/thiserror/commit/ae1f47e3e5d6705b6b12997bd036fd97303d71d7"><code>ae1f47e</code></a>
Mark #[automatically_derived] for generated impls</li>
<li><a
href="https://github.com/dtolnay/thiserror/commit/ab5b5e375b26971850b134abc7bbfe8a67da0fe3"><code>ab5b5e3</code></a>
Upload CI Cargo.lock for reproducing failures</li>
<li><a
href="https://github.com/dtolnay/thiserror/commit/00b3c1405e5df26f9c6408e5fd43f52fa12e8e07"><code>00b3c14</code></a>
Work around new dead code warning in test</li>
<li><a
href="https://github.com/dtolnay/thiserror/commit/915c75e8a3b679588e6eac03dccbba5d38c764a8"><code>915c75e</code></a>
Release 1.0.63</li>
<li><a
href="https://github.com/dtolnay/thiserror/commit/3d5ec25464d2d71f09f480666e240d3446a44a19"><code>3d5ec25</code></a>
Merge pull request <a
href="https://redirect.github.com/dtolnay/thiserror/issues/312">#312</a>
from dtolnay/backtracedoc</li>
<li><a
href="https://github.com/dtolnay/thiserror/commit/de8a1e54d420514250d9d4081d41723192cf0dfa"><code>de8a1e5</code></a>
Update documentation of #[from] and #[backtrace] attributes</li>
<li><a
href="https://github.com/dtolnay/thiserror/commit/0bf6e3dd781409b62cbcf0816ffa1bb970d24833"><code>0bf6e3d</code></a>
Release 1.0.62</li>
<li><a
href="https://github.com/dtolnay/thiserror/commit/497793283934d9e514d903a14278af6babbfbb65"><code>4977932</code></a>
Merge pull request <a
href="https://redirect.github.com/dtolnay/thiserror/issues/310">#310</a>
from dtolnay/nestedtuple</li>
<li>Additional commits viewable in <a
href="https://github.com/dtolnay/thiserror/compare/1.0.61...1.0.64">compare
view</a></li>
</ul>
</details>
<br />


[![Dependabot compatibility
score](https://dependabot-badges.githubapp.com/badges/compatibility_score?dependency-name=thiserror&package-manager=cargo&previous-version=1.0.61&new-version=1.0.64)](https://docs.github.com/en/github/managing-security-vulnerabilities/about-dependabot-security-updates#about-compatibility-scores)

Dependabot will resolve any conflicts with this PR as long as you don't
alter it yourself. You can also trigger a rebase manually by commenting
`@dependabot rebase`.

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

---

<details>
<summary>Dependabot commands and options</summary>
<br />

You can trigger Dependabot actions by commenting on this PR:
- `@dependabot rebase` will rebase this PR
- `@dependabot recreate` will recreate this PR, overwriting any edits
that have been made to it
- `@dependabot merge` will merge this PR after your CI passes on it
- `@dependabot squash and merge` will squash and merge this PR after
your CI passes on it
- `@dependabot cancel merge` will cancel a previously requested merge
and block automerging
- `@dependabot reopen` will reopen this PR if it is closed
- `@dependabot close` will close this PR and stop Dependabot recreating
it. You can achieve the same result by closing it manually
- `@dependabot show <dependency name> ignore conditions` will show all
of the ignore conditions of the specified dependency
- `@dependabot ignore this major version` will close this PR and stop
Dependabot creating any more for this major version (unless you reopen
the PR or upgrade to it yourself)
- `@dependabot ignore this minor version` will close this PR and stop
Dependabot creating any more for this minor version (unless you reopen
the PR or upgrade to it yourself)
- `@dependabot ignore this dependency` will close this PR and stop
Dependabot creating any more for this dependency (unless you reopen the
PR or upgrade to it yourself)


</details>

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