[Azure Pipelines] Drop --no-restart-on-unexpected for Edge tests (#15562

)

Jobs often fail or time out, try restarting to see if it finishes more reliable.

This will likely make runs much slower.

.azure-pipelines.yml

@@ -183,7 +183,7 @@ jobs:
   - template: tools/ci/azure/install_certs.yml
   - template: tools/ci/azure/update_hosts.yml
   - template: tools/ci/azure/update_manifest.yml
-  - script: python ./wpt run --no-manifest-update --no-restart-on-unexpected --no-fail-on-unexpected --install-fonts --test-types reftest testharness --this-chunk $(System.JobPositionInPhase) --total-chunks $(System.TotalJobsInPhase) --chunk-type hash --log-tbpl - --log-tbpl-level info --log-wptreport $(Build.ArtifactStagingDirectory)/wpt_report_$(System.JobPositionInPhase).json edge_webdriver
+  - script: python ./wpt run --no-manifest-update --no-fail-on-unexpected --install-fonts --test-types reftest testharness --this-chunk $(System.JobPositionInPhase) --total-chunks $(System.TotalJobsInPhase) --chunk-type hash --log-tbpl - --log-tbpl-level info --log-wptreport $(Build.ArtifactStagingDirectory)/wpt_report_$(System.JobPositionInPhase).json edge_webdriver
     displayName: 'Run tests'
   - task: PublishBuildArtifacts@1
     displayName: 'Publish results'