Bump SixLabors.ImageSharp in /src/StreamDeckSharp/StreamDeckSharp

Bumps [SixLabors.ImageSharp](https://github.com/SixLabors/ImageSharp) from 3.1.4 to 3.1.5.
- [Release notes](https://github.com/SixLabors/ImageSharp/releases)
- [Commits](SixLabors/ImageSharp@v3.1.4...v3.1.5)

---
updated-dependencies:
- dependency-name: SixLabors.ImageSharp
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

src/OpenMacroBoard.SDK/OpenMacroBoard.SDK.csproj

@@ -23,7 +23,7 @@
 
   <ItemGroup>
     <PackageReference Include="NLog" Version="5.2.8" />
-    <PackageReference Include="SixLabors.ImageSharp" Version="3.1.4" />
+    <PackageReference Include="SixLabors.ImageSharp" Version="3.1.5" />
   </ItemGroup>
 
   <PropertyGroup Condition="'$(TargetFramework)' == 'net6.0-windows'">

src/StreamDeckSharp/StreamDeckSharp/StreamDeckSharp.csproj

@@ -18,7 +18,7 @@
     <PackageReference Include="HidSharp" Version="2.1.0" />
     <PackageReference Include="Microsoft.VisualStudio.Shell.Interop.10.0" Version="17.9.37000" />
     <PackageReference Include="NLog" Version="5.2.8" />
-    <PackageReference Include="SixLabors.ImageSharp" Version="3.1.4" />
+    <PackageReference Include="SixLabors.ImageSharp" Version="3.1.5" />
     <None Include="icon.png" Pack="true" PackagePath="" />
   </ItemGroup>