ci: make sure msedge isn't running at end of woa test (#23359)

Co-authored-by: John Kleinschmidt <jkleinsc@github.com>

azure-pipelines-woa.yml

@@ -80,5 +80,6 @@ steps:
 - powershell: |
     Get-Process | Where Name –Like "electron*" | Stop-Process
     Get-Process | Where Name –Like "MicrosoftEdge*" | Stop-Process
+    Get-Process | Where Name –Like "msedge*" | Stop-Process
   displayName: 'Kill processes left running from last test run'
   condition: always()