Bump System.Text.Json from 8.0.5 to 9.0.9

--- updated-dependencies: - dependency-name: System.Text.Json dependency-version: 9.0.9 dependency-type: direct:production update-type: version-update:semver-major ... Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

src/Cnblogs.DashScope.Core/Cnblogs.DashScope.Core.csproj

@@ -13,7 +13,7 @@
 
  <ItemGroup>
  <PackageReference Include="Microsoft.DeepDev.TokenizerLib" Version="1.3.3" />
- <PackageReference Include="System.Text.Json" Version="8.0.6" />
+ <PackageReference Include="System.Text.Json" Version="9.0.9" />
  </ItemGroup>
 
 </Project>