build(deps-dev): bump pandas-stubs from 2.1.1.230928 to 2.1.4.231218 (#471)

Bumps [pandas-stubs](https://github.com/pandas-dev/pandas-stubs) from
2.1.1.230928 to 2.1.4.231218.
<details>
<summary>Commits</summary>
<ul>
<li><a
href="2cd803a6f2"><code>2cd803a</code></a>
Version 2.1.4.231218</li>
<li><a
href="afb0db585d"><code>afb0db5</code></a>
Mypy 1.7.1 and fix <a
href="https://redirect.github.com/pandas-dev/pandas-stubs/issues/827">#827</a>
(<a
href="https://redirect.github.com/pandas-dev/pandas-stubs/issues/829">#829</a>)</li>
<li><a
href="a950dbd8c4"><code>a950dbd</code></a>
Fix nightly CI again (<a
href="https://redirect.github.com/pandas-dev/pandas-stubs/issues/824">#824</a>)</li>
<li><a
href="2aadf0ee9c"><code>2aadf0e</code></a>
Refine iterrows and itertuples return types (<a
href="https://redirect.github.com/pandas-dev/pandas-stubs/issues/822">#822</a>)</li>
<li><a
href="536db83b1d"><code>536db83</code></a>
fix pyright and pytest --nightly (<a
href="https://redirect.github.com/pandas-dev/pandas-stubs/issues/819">#819</a>)</li>
<li><a
href="94df875944"><code>94df875</code></a>
Fix: dataframe.loc int label could be warn (<a
href="https://redirect.github.com/pandas-dev/pandas-stubs/issues/816">#816</a>)</li>
<li><a
href="271061693c"><code>2710616</code></a>
Add more valid options for compression= in to_parquet() (<a
href="https://redirect.github.com/pandas-dev/pandas-stubs/issues/815">#815</a>)</li>
<li><a
href="8f1ae07159"><code>8f1ae07</code></a>
Use the new poetry dev dependency group (<a
href="https://redirect.github.com/pandas-dev/pandas-stubs/issues/807">#807</a>)</li>
<li><a
href="717f4ddf39"><code>717f4dd</code></a>
Fix flavor param with incorrect type hint in read_html (<a
href="https://redirect.github.com/pandas-dev/pandas-stubs/issues/772">#772</a>)</li>
<li><a
href="2fefa8adc8"><code>2fefa8a</code></a>
Update required python version to &gt;= 3.9 in docs (<a
href="https://redirect.github.com/pandas-dev/pandas-stubs/issues/806">#806</a>)</li>
<li>Additional commits viewable in <a
href="https://github.com/pandas-dev/pandas-stubs/compare/v2.1.1.230928...v2.1.4.231218">compare
view</a></li>
</ul>
</details>
<br />


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</details>

poetry.lock

@@ -3817,13 +3817,13 @@ xml = ["lxml (>=4.8.0)"]
 
 [[package]]
 name = "pandas-stubs"
-version = "2.1.1.230928"
+version = "2.1.4.231218"
 description = "Type annotations for pandas"
 optional = false
 python-versions = ">=3.9"
 files = [
-    {file = "pandas_stubs-2.1.1.230928-py3-none-any.whl", hash = "sha256:992d97159e054ca3175ebe8321ac5616cf6502dd8218b03bb0eaf3c4f6939037"},
+    {file = "pandas_stubs-2.1.4.231218-py3-none-any.whl", hash = "sha256:9c9a8db37b83ff4ff9f672644099abc624ed407aa46d9dcb5f305de9925b3d29"},
-    {file = "pandas_stubs-2.1.1.230928.tar.gz", hash = "sha256:ce1691c71c5d67b8f332da87763f7f54650f46895d99964d588c3a5d79e2cacc"},
+    {file = "pandas_stubs-2.1.4.231218.tar.gz", hash = "sha256:f0dd07b3bb2935ddcff9c7b7ba9076cf3529b968a0dee96fab53f5f8747974f7"},
 ]
 
 [package.dependencies]