chore: bump django from 5.1.2 to 5.1.3 (#2256)

Bumps [django](https://github.com/django/django) from 5.1.2 to 5.1.3.
<details>
<summary>Commits</summary>
<ul>
<li><a
href="69bf08e3a3"><code>69bf08e</code></a>
[5.1.x] Bumped version for 5.1.3 release.</li>
<li><a
href="e3984ca5d1"><code>e3984ca</code></a>
[5.1.x] Added release date for 5.1.3.</li>
<li><a
href="4ae358122b"><code>4ae3581</code></a>
[5.1.x] Made minor edits to form fields docs.</li>
<li><a
href="9fa2d235c9"><code>9fa2d23</code></a>
[5.1.x] Fixed <a
href="https://redirect.github.com/django/django/issues/35876">#35876</a>
-- Displayed non-ASCII fieldset names when rendering Mod...</li>
<li><a
href="5045dab4f9"><code>5045dab</code></a>
[5.1.x] Added missing lang attributes to html elements in docs.</li>
<li><a
href="ffc67aac1e"><code>ffc67aa</code></a>
[5.1.x] Fixed <a
href="https://redirect.github.com/django/django/issues/35864">#35864</a>
-- Documented EmailMessage.connection is ignored when us...</li>
<li><a
href="4915feaaf7"><code>4915fea</code></a>
[5.1.x] Fixed <a
href="https://redirect.github.com/django/django/issues/35873">#35873</a>
-- Corrected Form.as_table() call in form docs.</li>
<li><a
href="b57a8395b5"><code>b57a839</code></a>
[5.1.x] Refs <a
href="https://redirect.github.com/django/django/issues/35844">#35844</a>
-- Expanded compatibility for expected error messages in ...</li>
<li><a
href="c5ddc8550c"><code>c5ddc85</code></a>
[5.1.x] Corrected note on importing fields in model field reference
docs.</li>
<li><a
href="0a1091f118"><code>0a1091f</code></a>
[5.1.x] Removed unneeded OS reference on running the test suite in
contributi...</li>
<li>Additional commits viewable in <a
href="https://github.com/django/django/compare/5.1.2...5.1.3">compare
view</a></li>
</ul>
</details>
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</details>

pyproject.toml

@@ -28,7 +28,7 @@ classifiers = [
   "Programming Language :: Python :: 3.12",
 ]
 dependencies = [
-  "Django==5.1.2",
+  "Django==5.1.3",
   "django-agnocomplete==2.2.0",
   "django-environ==0.11.2",
   "django-probes==1.7.0",