Bump MinVer from 5.0.0 to 6.0.0

Bumps [MinVer](https://github.com/adamralph/minver) from 5.0.0 to 6.0.0.
- [Changelog](https://github.com/adamralph/minver/blob/main/CHANGELOG.md)
- [Commits](adamralph/minver@5.0.0...6.0.0)

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

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

src/Serilog.Formatting.Log4Net.csproj

@@ -58,7 +58,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="MinVer" Version="5.0.0" PrivateAssets="all" />
+    <PackageReference Include="MinVer" Version="6.0.0" PrivateAssets="all" />
     <PackageReference Include="Serilog" Version="2.0.0" />
   </ItemGroup>