Bump Microsoft.EntityFrameworkCore.Sqlite in /Fronter.NET (#813)

Bumps [Microsoft.EntityFrameworkCore.Sqlite](https://github.com/dotnet/efcore) from 9.0.2 to 9.0.3.
- [Release notes](https://github.com/dotnet/efcore/releases)
- [Commits](dotnet/efcore@v9.0.2...v9.0.3)

---
updated-dependencies:
- dependency-name: Microsoft.EntityFrameworkCore.Sqlite
  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]

Fronter.NET/Fronter.csproj

@@ -76,7 +76,7 @@
           <PrivateAssets>all</PrivateAssets>
           <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
         </PackageReference>
-        <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="9.0.2" />
+        <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="9.0.3" />
         <PackageReference Include="Mono.Posix.NETStandard" Version="1.0.0" />
         <PackageReference Include="Notification.Avalonia" Version="2.1.0" />
         <PackageReference Include="PGCG.commonItems" Version="15.1.7" />