Bump log4net from 2.0.15 to 3.0.0 in /Application (#160)

Bumps [log4net](https://github.com/apache/logging-log4net) from 2.0.15 to 3.0.0.
- [Release notes](https://github.com/apache/logging-log4net/releases)
- [Changelog](https://github.com/apache/logging-log4net/blob/master/doc/ReleaseInstructions-legacy.txt)
- [Commits](apache/logging-log4net@rel/2.0.15...rel/3.0.0)

---
updated-dependencies:
- dependency-name: log4net
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Application/EdFi.Ods.AdminApi/EdFi.Ods.AdminApi.csproj

@@ -29,7 +29,7 @@
     </PackageReference>
     <PackageReference Include="FluentValidation" Version="11.10.0" />
     <PackageReference Include="FluentValidation.AspNetCore" Version="11.3.0" />
-    <PackageReference Include="log4net" Version="2.0.15" />
+    <PackageReference Include="log4net" Version="3.0.0" />
     <PackageReference Include="Microsoft.Data.SqlClient" Version="5.2.1" />
     <PackageReference Include="Microsoft.Extensions.Logging.Log4Net.AspNetCore" Version="8.0.0" />
     <PackageReference Include="NJsonSchema" Version="11.0.2" />