chore(deps): bump System.Text.Json

Bumps System.Text.Json from 6.0.3 to 8.0.4.

---
updated-dependencies:
- dependency-name: System.Text.Json
  dependency-type: direct:production
...

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

Author: dependabot[bot]

serialization/EasyCaching.Serialization.SystemTextJson/EasyCaching.Serialization.SystemTextJson.csproj

@@ -31,7 +31,7 @@
 	</ItemGroup>
 
 	<ItemGroup Condition="'$(TargetFramework)'== 'netStandard2.0'">
-		<PackageReference Include="System.Text.Json" Version="6.0.3" />
+		<PackageReference Include="System.Text.Json" Version="8.0.4" />
 	</ItemGroup>
 
 	<ItemGroup>