update to use 1es-windows-ps-compute

Author: MIchaelMainer

.azure-pipelines/integrated-pipeline.yml

@@ -3,7 +3,7 @@
 
 parameters:
   - name: BuildAgent
-    default: windows-ps-compute
+    default: 1es-windows-ps-compute
     displayName: Build Agent
 
   - name: AzureSubscription
@@ -133,4 +133,4 @@ stages:
   - job: MsGraphPSSDKSecurityPostChecks
     displayName: Microsoft Graph PowerShell SDK Security Post Checks
     steps:
-      - template: ./common-templates/security-postchecks-template.yml
+      - template: ./common-templates/security-postchecks-template.yml