Bump SixLabors.ImageSharp and SixLabors.ImageSharp.Drawing

Bumps SixLabors.ImageSharp from 3.1.7 to 3.1.11
Bumps SixLabors.ImageSharp.Drawing from 2.1.5 to 2.1.7

---
updated-dependencies:
- dependency-name: SixLabors.ImageSharp
  dependency-version: 3.1.11
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: SixLabors.ImageSharp.Drawing
  dependency-version: 2.1.7
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

src/MiNET/MiNET/MiNET.csproj

@@ -42,8 +42,8 @@
     <PackageReference Include="MiNET.LevelDB" Version="1.0.49" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
     <PackageReference Include="Portable.BouncyCastle" Version="1.9.0" />
-    <PackageReference Include="SixLabors.ImageSharp" Version="3.1.7" />
-    <PackageReference Include="SixLabors.ImageSharp.Drawing" Version="2.1.5" />
+    <PackageReference Include="SixLabors.ImageSharp" Version="3.1.11" />
+    <PackageReference Include="SixLabors.ImageSharp.Drawing" Version="2.1.7" />
     <PackageReference Include="System.Security.Cryptography.ProtectedData" Version="9.0.3" />
   </ItemGroup>
   <ItemGroup>