Updated Version.Details.xml - Revert 8.0.6 system.text.json sha to released version.

Author: vseanreesermsft

eng/Version.Details.xml

@@ -43,7 +43,7 @@
     </Dependency>
     <Dependency Name="System.Text.Json" Version="8.0.6">
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-runtime</Uri>
-      <Sha>653dfdfd75c3e98989361b4154703d13649be4cb</Sha>
+      <Sha>ef853a71052646a42abf17e888ec6d9a69614ad9</Sha>
     </Dependency>
     <Dependency Name="Microsoft.NETCore.App.Ref" Version="8.0.19">
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-runtime</Uri>