Bump sphinx-click from 3.0.2 to 3.0.3 (#171)

Bumps [sphinx-click](https://github.com/stephenfin/sphinx-click) from 3.0.2 to 3.0.3.
<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/click-contrib/sphinx-click/commit/6aeee375067483337b5cfda98233d4fb1a1addb1"><code>6aeee37</code></a> Handle iterables of iterables as default values</li>
<li><a href="https://github.com/click-contrib/sphinx-click/commit/d53cd2648a0913c3ccb19b00dff6b39b6cfa3e89"><code>d53cd26</code></a> tests: Move tests to correct TestCase</li>
<li><a href="https://github.com/click-contrib/sphinx-click/commit/42cc68c5c76d1ad8984e1f331def1cce9540f008"><code>42cc68c</code></a> Deduplicate help block formatting code</li>
<li><a href="https://github.com/click-contrib/sphinx-click/commit/69da77cb8d464b4aed94ac35abbcb30811d6c2b6"><code>69da77c</code></a> Add support for wrapping suppression using <code>\b</code> in epilogs</li>
<li><a href="https://github.com/click-contrib/sphinx-click/commit/38b1efccac1257bda3fc5ac1758935a9c5b7ba37"><code>38b1efc</code></a> tox: Allow us to specify a test</li>
<li><a href="https://github.com/click-contrib/sphinx-click/commit/215e90520f2e53209a60dd5a1ef24fdae872737b"><code>215e905</code></a> tox: Remove Travis remnants</li>
<li><a href="https://github.com/click-contrib/sphinx-click/commit/d12f534e47716f50750894507c4c543a66779691"><code>d12f534</code></a> pre-commit: Update requirements</li>
<li><a href="https://github.com/click-contrib/sphinx-click/commit/534b0abc8061811cec1b75a6de23b9466ccd7855"><code>534b0ab</code></a> Switch to GitHub Actions</li>
<li>See full diff in <a href="https://github.com/stephenfin/sphinx-click/compare/3.0.2...3.0.3">compare view</a></li>
</ul>
</details>
<br />


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</details>

pyproject.toml

@@ -49,7 +49,7 @@ twine = "3.7.1"
 pytest = "6.2.5"
 pytest-cov = "3.0.0"
 Sphinx = "4.4.0"
-sphinx-click = "3.0.2"
+sphinx-click = "3.0.3"
 sphinx-issues = "3.0.1"
 nbsphinx = "^0.8.8"
 sphinx-rtd-theme = "1.0.0"