Use older version of Kusto Language to keep backward compality

Author: hunngu-ms

.script/tests/KqlvalidationsTests/Kqlvalidations.Tests.csproj

@@ -5,7 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Azure.Kusto.Language" Version="12.3.2" />
+    <PackageReference Include="Microsoft.Azure.Kusto.Language" Version="11.2.0" />
     <PackageReference Include="Microsoft.Azure.Sentinel.KustoServices" Version="6.7.0" />
     <PackageReference Include="Microsoft.IdentityModel.Tokens" Version="7.1.2" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.11.0" />