Bump mypy-extensions from 0.4.3 to 1.0.0 in /src (#93)

Bumps [mypy-extensions](https://github.com/python/mypy_extensions) from
0.4.3 to 1.0.0.
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/python/mypy_extensions/commit/4161db8f25f87b034a7498bfc575ef2df3e2b3fe"><code>4161db8</code></a>
Bump version to 1.0.0</li>
<li><a
href="https://github.com/python/mypy_extensions/commit/c2ff5b89882cc0fb433f375bc3c0fd909e2e62e9"><code>c2ff5b8</code></a>
Require Python 3.5+ in setup.py and setup.cfg (<a
href="https://redirect.github.com/python/mypy_extensions/issues/34">#34</a>)</li>
<li><a
href="https://github.com/python/mypy_extensions/commit/d48060d0f9f0c5e25e6c25d41ffd604f74c6e0cd"><code>d48060d</code></a>
Don't describe mypy_extensions as experimental in the description (<a
href="https://redirect.github.com/python/mypy_extensions/issues/32">#32</a>)</li>
<li><a
href="https://github.com/python/mypy_extensions/commit/53c87773a5b3cfde47d3c904101847ae20143622"><code>53c8777</code></a>
Add mypyc native int types i64, i32, i16 and u8 (<a
href="https://redirect.github.com/python/mypy_extensions/issues/31">#31</a>)</li>
<li><a
href="https://github.com/python/mypy_extensions/commit/0a0adaeaa9cc7739d508d6fde5c08b4b970f673c"><code>0a0adae</code></a>
Document development status as stable and prepare for 1.0 release (<a
href="https://redirect.github.com/python/mypy_extensions/issues/30">#30</a>)</li>
<li><a
href="https://github.com/python/mypy_extensions/commit/28749242b7df970e2ce0d815b11f494055f70bb4"><code>2874924</code></a>
Drop Python 2 support (<a
href="https://redirect.github.com/python/mypy_extensions/issues/29">#29</a>)</li>
<li><a
href="https://github.com/python/mypy_extensions/commit/1c3f2ed002272f5a85b30675fe553e6b96fa763e"><code>1c3f2ed</code></a>
Fix test_typeddict_errors test case on Python 3.11 (<a
href="https://redirect.github.com/python/mypy_extensions/issues/28">#28</a>)</li>
<li><a
href="https://github.com/python/mypy_extensions/commit/7c4d002aa18488f5c9b669777c5a62f1030ce8ed"><code>7c4d002</code></a>
Add Python 3.8 to 3.11 to tox envs (<a
href="https://redirect.github.com/python/mypy_extensions/issues/27">#27</a>)</li>
<li><a
href="https://github.com/python/mypy_extensions/commit/6565d3b67ba50dd62a73d1f5e15cf1d51b5edf13"><code>6565d3b</code></a>
Add 3.10 and 3.11 to classifiers (<a
href="https://redirect.github.com/python/mypy_extensions/issues/26">#26</a>)</li>
<li><a
href="https://github.com/python/mypy_extensions/commit/c02c54fc74c87e04fe363b6485528b414fd0c004"><code>c02c54f</code></a>
Drop Python 3.4 support (<a
href="https://redirect.github.com/python/mypy_extensions/issues/25">#25</a>)</li>
<li>Additional commits viewable in <a
href="https://github.com/python/mypy_extensions/compare/0.4.3...1.0.0">compare
view</a></li>
</ul>
</details>
<br />


[![Dependabot compatibility
score](https://dependabot-badges.githubapp.com/badges/compatibility_score?dependency-name=mypy-extensions&package-manager=pip&previous-version=0.4.3&new-version=1.0.0)](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] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

src/requirements.txt

@@ -46,7 +46,7 @@ mccabe==0.7.0
     # via
     #   -r src/requirements.txt
     #   pylint
-mypy-extensions==0.4.3
+mypy-extensions==1.0.0
     # via
     #   -r src/requirements.txt
     #   black