Increase timeout for code coverage in Windows tests.

Author: Pavel Minaev

azure-pipelines/win-coverage.yaml

@@ -4,7 +4,7 @@ variables:
 
 jobs:
     - job: "Coverage"
-      timeoutInMinutes: 20
+      timeoutInMinutes: 25
       pool:
           name: Azure Pipelines
           demands: java