Update dotnet monorepo to v8

Author: renovate[bot]

src/CacheTower.Serializers.SystemTextJson/CacheTower.Serializers.SystemTextJson.csproj

@@ -9,7 +9,7 @@
 	</PropertyGroup>
 
 	<ItemGroup>
-		<PackageReference Include="System.Text.Json" Version="6.0.8" />
+		<PackageReference Include="System.Text.Json" Version="8.0.3" />
 	</ItemGroup>
 
 	<ItemGroup>

src/CacheTower/CacheTower.csproj

@@ -10,10 +10,10 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="6.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="6.0.4" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="8.0.1" />
     <PackageReference Include="Nito.AsyncEx" Version="5.1.2" />
-    <PackageReference Condition="'$(TargetFramework)' == 'netstandard2.0'" Include="Microsoft.Bcl.AsyncInterfaces" Version="6.0.0" />
+    <PackageReference Condition="'$(TargetFramework)' == 'netstandard2.0'" Include="Microsoft.Bcl.AsyncInterfaces" Version="8.0.0" />
     <PackageReference Include="System.Memory" Version="4.5.5" />
   </ItemGroup>