Bump SixLabors.ImageSharp from 3.1.0 to 3.1.1 (#1634)

Bumps [SixLabors.ImageSharp](https://github.com/SixLabors/ImageSharp)
from 3.1.0 to 3.1.1.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/SixLabors/ImageSharp/releases">SixLabors.ImageSharp's
releases</a>.</em></p>
<blockquote>
<h2>v3.1.1</h2>
<h2>What's Changed</h2>
<ul>
<li>Handle dedup of local palette of 256 length by <a
href="https://github.com/JimBobSquarePants"><code>@​JimBobSquarePants</code></a>
in <a
href="https://redirect.github.com/SixLabors/ImageSharp/pull/2605">SixLabors/ImageSharp#2605</a></li>
<li>Correctly calculate foreground Rectangle when negative background
location is set (3.1 fix) by <a
href="https://github.com/tocsoft"><code>@​tocsoft</code></a> in <a
href="https://redirect.github.com/SixLabors/ImageSharp/pull/2609">SixLabors/ImageSharp#2609</a></li>
<li>Handle case when Foreground image overhangs bottom of background
image during DrawImage Call (3.1 target) by <a
href="https://github.com/tocsoft"><code>@​tocsoft</code></a> in <a
href="https://redirect.github.com/SixLabors/ImageSharp/pull/2610">SixLabors/ImageSharp#2610</a></li>
<li>Fix handling gif encoding for global palettes. by <a
href="https://github.com/JimBobSquarePants"><code>@​JimBobSquarePants</code></a>
in <a
href="https://redirect.github.com/SixLabors/ImageSharp/pull/2614">SixLabors/ImageSharp#2614</a></li>
</ul>
<p><strong>Full Changelog</strong>: <a
href="https://github.com/SixLabors/ImageSharp/compare/v3.1.0...v3.1.1">https://github.com/SixLabors/ImageSharp/compare/v3.1.0...v3.1.1</a></p>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/SixLabors/ImageSharp/commit/ad1b0e6dadba957fa924d500900a7213bee717d3"><code>ad1b0e6</code></a>
Fix handling gif encoding for global palettes. (<a
href="https://redirect.github.com/SixLabors/ImageSharp/issues/2614">#2614</a>)</li>
<li><a
href="https://github.com/SixLabors/ImageSharp/commit/68631275063f44bd86579aa399a2619cb857f0e6"><code>6863127</code></a>
Merge pull request <a
href="https://redirect.github.com/SixLabors/ImageSharp/issues/2610">#2610</a>
from SixLabors/issue/2603</li>
<li><a
href="https://github.com/SixLabors/ImageSharp/commit/a4ce7ca019eb59ac0efcda279a7162346ea3970b"><code>a4ce7ca</code></a>
Merge branch 'release/3.1.x' into issue/2603</li>
<li><a
href="https://github.com/SixLabors/ImageSharp/commit/df2145161fae734d2920dd51774e7b0911304046"><code>df21451</code></a>
Merge pull request <a
href="https://redirect.github.com/SixLabors/ImageSharp/issues/2609">#2609</a>
from SixLabors/issue/2608</li>
<li><a
href="https://github.com/SixLabors/ImageSharp/commit/9906ee5ad7944946065004ae4d25b7baf8414ff1"><code>9906ee5</code></a>
correctly calculate Rect when negative target set</li>
<li><a
href="https://github.com/SixLabors/ImageSharp/commit/6c7b59fc06cf8da9af070cad8aebae059cb68e47"><code>6c7b59f</code></a>
reduce to a single par of clamping operations</li>
<li><a
href="https://github.com/SixLabors/ImageSharp/commit/dd705eb0587f147f748aa0dec5032c2738f23327"><code>dd705eb</code></a>
prevent potential overflow</li>
<li><a
href="https://github.com/SixLabors/ImageSharp/commit/7ab7b226d93b3e06cd34e096f82101e8f91a15ad"><code>7ab7b22</code></a>
handle when foreground overhangs bottom of background</li>
<li><a
href="https://github.com/SixLabors/ImageSharp/commit/cb07e368dc7d56baf77671a2a3dfb8d83e479c72"><code>cb07e36</code></a>
Merge pull request <a
href="https://redirect.github.com/SixLabors/ImageSharp/issues/2605">#2605</a>
from SixLabors/js/fix-gif-edge-case</li>
<li><a
href="https://github.com/SixLabors/ImageSharp/commit/f3ff11ea6b9f36c1cbdf9965c0366ef97a120906"><code>f3ff11e</code></a>
Handle dedup of local palette of 256 length</li>
<li>See full diff in <a
href="https://github.com/SixLabors/ImageSharp/compare/v3.1.0...v3.1.1">compare
view</a></li>
</ul>
</details>
<br />


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ImperatorToCK3/ImperatorToCK3.csproj

@@ -40,7 +40,7 @@
     <PackageReference Include="NAudio.Vorbis" Version="1.5.0" />
     <PackageReference Include="PGCG.commonItems" Version="9.1.1" />
     <PackageReference Include="PGCG.commonItems.SourceGenerators" Version="1.0.5" />
-    <PackageReference Include="SixLabors.ImageSharp" Version="3.1.0" />
+    <PackageReference Include="SixLabors.ImageSharp" Version="3.1.1" />
   </ItemGroup>
 
   <ItemGroup>