build: use new Microbuild 1ES pool

mjcheetham · mjcheetham · commit 210ef1c154da · 2021-11-16T10:24:21.000Z
Use the new Microbuild pool from 1ES.
diff --git a/.azure-pipelines/release.yml b/.azure-pipelines/release.yml
@@ -3,7 +3,7 @@ trigger:
 
 variables:
   configuration: Release
-  signPool: VSEng-MicroBuildVS2019
+  signPool: MSEngSS-MicroBuild2019-1ES
   winImage: vs2017-win2016
   osxImage: macos-latest
 
