Update dotnet monorepo to v9

Author: renovate[bot]

src/FlickrLibrary/FlickrLibrary.csproj

@@ -7,9 +7,9 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="6.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="9.0.9" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Binder" Version="6.0.0" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="6.0.0" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="9.0.9" />
   </ItemGroup>
 
   <ItemGroup>

src/JSLibrary/JSLibrary.csproj

@@ -15,10 +15,10 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="7.0.1" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="9.0.9" />
     <PackageReference Include="EasyCaching.Core" Version="1.7.0" />
     <PackageReference Include="EasyCaching.LiteDB" Version="1.7.0" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="6.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Http" Version="9.0.9" />
     <PackageReference Include="Utf8Json" Version="1.3.7" />
   </ItemGroup>
 </Project>