Return null on timeout

Author: adityapatwardhan

src/code/Microsoft.PowerShell.PSResourceGet.csproj

@@ -24,7 +24,7 @@
     <PackageReference Include="System.Net.Http" Version="4.3.4" />
     <PackageReference Include="System.Text.Json" Version="8.0.5" />
     <PackageReference Include="Microsoft.CSharp" Version="4.7.0" />
-    <PackageReference Include="Azure.Identity" Version="1.14.0" />
+    <PackageReference Include="Azure.Identity" Version="1.11.4" />
     <PackageReference Include="System.Security.Cryptography.Pkcs" Version="6.0.5" />
     <Reference Include="System.Web" />
   </ItemGroup>