Bump SixLabors.ImageSharp from 2.1.3 to 3.0.2

Bumps [SixLabors.ImageSharp](https://github.com/SixLabors/ImageSharp) from 2.1.3 to 3.0.2.
- [Release notes](https://github.com/SixLabors/ImageSharp/releases)
- [Commits](SixLabors/ImageSharp@v2.1.3...v3.0.2)

---
updated-dependencies:
- dependency-name: SixLabors.ImageSharp
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

src/MilkiBotFramework/MilkiBotFramework.csproj

@@ -14,7 +14,7 @@
     <PackageReference Include="Microsoft.Extensions.Logging" Version="7.0.0" />
     <PackageReference Include="Microsoft.Extensions.Logging.Console" Version="7.0.0" />
     <!-- ReSharper disable once VulnerablePackage -->
-    <PackageReference Include="SixLabors.ImageSharp" Version="2.1.3" />
+    <PackageReference Include="SixLabors.ImageSharp" Version="3.0.2" />
     <PackageReference Include="Websocket.Client" Version="4.6.1" />
     <PackageReference Include="YamlDotNet" Version="13.1.1" />
   </ItemGroup>