Update .gitlab-ci.yml with additional image requirements

.gitlab-ci.yml

@@ -3,6 +3,12 @@ windows:
     - windows
   script: |
       powershell ./winserver2016.ps1
+      powershell ./winserver2016-ui.ps1
+      powershell ./windows10ltsc2019.ps1
+      powershell ./windows10ltsb2016.ps1
+      powershell ./windows7.ps1
+      powershell ./winserver2019.ps1
+      powershell ./winserver2019-ui.ps1
       
 variables:
   GIT_SUBMODULE_STRATEGY: recursive
\ No newline at end of file