Bump SixLabors.Fonts from 2.1.2 to 2.1.3 (#56)

Bumps [SixLabors.Fonts](https://github.com/SixLabors/Fonts) from 2.1.2 to 2.1.3.
- [Release notes](https://github.com/SixLabors/Fonts/releases)
- [Commits](SixLabors/Fonts@v2.1.2...v2.1.3)

---
updated-dependencies:
- dependency-name: SixLabors.Fonts
  dependency-version: 2.1.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

growing-image-sync.csproj

@@ -17,7 +17,7 @@
     <PackageReference Include="Microsoft.ApplicationInsights.WorkerService" Version="2.23.0" />
     <PackageReference Include="Microsoft.Azure.Functions.Worker.ApplicationInsights" Version="2.0.0" />
     <PackageReference Include="Azure.Storage.Blobs" Version="12.24.0" />
-    <PackageReference Include="SixLabors.Fonts" Version="2.1.2" />
+    <PackageReference Include="SixLabors.Fonts" Version="2.1.3" />
     <PackageReference Include="SixLabors.ImageSharp.Drawing" Version="2.1.5" />
     <PackageReference Include="System.Net.Http" Version="4.3.4" />
   </ItemGroup>