Switch to 1ES hosted pools on release/branch-1.0 (#1021)(#1030) (#1056)

* Switch to 1ES hosted pools on main (#1021)

* Switch queue to demands to fix error (#1030)

Co-authored-by: Jon Fortescue <jofortes@microsoft.com>

azure-pipelines.yml

@@ -90,8 +90,8 @@ stages:
         - Build
       displayName: Sign Artifacts
       pool:
-        name: NetCoreInternal-Pool
-        queue: buildpool.windows.10.amd64.vs2017
+        name: NetCore1ESPool-Internal
+        demands: ImageOverride -equals build.windows.10.amd64.vs2017
 
       variables:
         ${{ if and(ne(variables['System.TeamProject'], 'public'), notin(variables['Build.Reason'], 'PullRequest')) }}: