Azure CI: Remove yaml for creating Windows docker

.ci/azure/windows_docker.yml

@@ -1,24 +0,0 @@
-jobs:
-- job: Win_docker
-  timeoutInMinutes: 60
-
-  pool:
-    name: WIN_DOCKER_VMSS_VENV_F4S_WU2
-
-  variables:
-    system.debug: true
-
-  steps:
-  - script: |
-      powershell -command "Invoke-RestMethod -Headers @{\"Metadata\"=\"true\"} -Method GET -Uri http://169.254.169.254/metadata/instance/compute?api-version=2019-06-01 | format-custom"
-      where python3
-      python3 --version
-      where python
-      python --version
-      wmic computersystem get TotalPhysicalMemory
-      wmic cpu list
-      wmic logicaldisk get description,name
-      wmic VOLUME list
-      set
-    displayName: 'System info'
-