Update pool used by client.test.live.yml to azsdk-pool-mms-win-2022…

…-general / MMS2022Compliant

Updating used pool to compliant image, v. 2022:
- Azure/azure-sdk-tools#3407

.azure-pipelines/client.test.live.yml

@@ -353,8 +353,8 @@ jobs:
     timeoutInMinutes: 300
     dependsOn: 'Windows'
     pool:
-      name: 'azsdk-pool-mms-win-2019-general'
-      vmImage: 'MMS2019'
+      name: azsdk-pool-mms-win-2022-general
+      vmImage: MMS2022Compliant
     strategy:
       matrix:
         EventHub x64 Python 3.7: