Bump Microsoft.EntityFrameworkCore from 8.0.10 to 9.0.0 in /Source

Bumps [Microsoft.EntityFrameworkCore](https://github.com/dotnet/efcore) from 8.0.10 to 9.0.0.
- [Release notes](https://github.com/dotnet/efcore/releases)
- [Commits](dotnet/efcore@v8.0.10...v9.0.0)

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

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

Source/ACE.Database/ACE.Database.csproj

@@ -18,7 +18,7 @@
 
   <ItemGroup>
     <PackageReference Include="log4net" Version="2.0.17" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="8.0.11" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="9.0.0" />
     <PackageReference Include="Pomelo.EntityFrameworkCore.MySql" Version="8.0.2" />
   </ItemGroup>