Bump NLog.Schema from 4.7.11 to 4.7.12 (#88)

Bumps [NLog.Schema](https://github.com/NLog/NLog) from 4.7.11 to 4.7.12.
- [Release notes](https://github.com/NLog/NLog/releases)
- [Changelog](https://github.com/NLog/NLog/blob/v4.7.12/CHANGELOG.md)
- [Commits](NLog/NLog@v4.7.11...v4.7.12)

---
updated-dependencies:
- dependency-name: NLog.Schema
  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]

TestApplication/TestApplication.csproj

@@ -13,7 +13,7 @@
     <DebugType>pdbonly</DebugType>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="NLog.Schema" Version="4.7.11" />
+    <PackageReference Include="NLog.Schema" Version="4.7.12" />
   </ItemGroup>
   <ItemGroup>
     <Reference Include="System.Data.DataSetExtensions" />