Where applicable, update Windows pools used to azsdk-pool-mms-win-2022-general and rename vmImage to the windows-20xx format (#362)

Author: Konrad Jamrozik

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

@@ -13,7 +13,8 @@ jobs:
   - job: 'Windows'
 
     pool:
-      vmImage: 'windows-2019'
+      name: azsdk-pool-mms-win-2022-general
+      vmImage: windows-2022
 
     timeoutInMinutes: 120
 
@@ -353,8 +354,8 @@ jobs:
     timeoutInMinutes: 300
     dependsOn: 'Windows'
     pool:
-      name: 'azsdk-pool-mms-win-2019-general'
-      vmImage: 'MMS2019'
+      name: azsdk-pool-mms-win-2022-general
+      vmImage: windows-2022
     strategy:
       matrix:
         EventHub x64 Python 3.7:

.azure-pipelines/client.yml

@@ -157,7 +157,8 @@ jobs:
   - job: 'Windows'
 
     pool:
-      vmImage: 'windows-2019'
+      name: azsdk-pool-mms-win-2022-general
+      vmImage: windows-2022
 
     strategy:
       matrix: