Use proper powershell syntax

Author: AlenkaF

ci/docker/python-wheel-windows-test-vs2022-base.dockerfile

@@ -46,9 +46,11 @@ RUN `
 # See https://chocolatey.org/install#completely-offline-install
 SHELL ["powershell", "-Command", "$ErrorActionPreference = 'Stop'; $ProgressPreference = 'SilentlyContinue';"]
 RUN `
-    Set-ExecutionPolicy Bypass -Scope Process -Force; [System.Net.ServicePointManager]::SecurityProtocol = [System.Net.ServicePointManager]::SecurityProtocol -bor 3072; iex ((New-Object System.Net.WebClient).DownloadString('https://community.chocolatey.org/install.ps1')) & \
-    $msix_url = 'https://www.python.org/ftp/python/installer/python.msix'; \
-    Invoke-WebRequest -Uri $msix_url -OutFile 'python.msix'; \
+    Set-ExecutionPolicy Bypass -Scope Process -Force; `
+    [System.Net.ServicePointManager]::SecurityProtocol = [System.Net.ServicePointManager]::SecurityProtocol -bor 3072; `
+    iex ((New-Object System.Net.WebClient).DownloadString('https://community.chocolatey.org/install.ps1')); `
+    $msix_url = 'https://www.python.org/ftp/python/installer/python.msix'; `
+    Invoke-WebRequest -Uri $msix_url -OutFile 'python.msix'; `
     Add-AppxPackage .\python.msix
 SHELL ["cmd", "/S", "/C"]
 

ci/docker/python-wheel-windows-vs2022-base.dockerfile

@@ -80,9 +80,11 @@ RUN `
 # See https://chocolatey.org/install#completely-offline-install
 SHELL ["powershell", "-Command", "$ErrorActionPreference = 'Stop'; $ProgressPreference = 'SilentlyContinue';"]
 RUN `
-  Set-ExecutionPolicy Bypass -Scope Process -Force; [System.Net.ServicePointManager]::SecurityProtocol = [System.Net.ServicePointManager]::SecurityProtocol -bor 3072; iex ((New-Object System.Net.WebClient).DownloadString('https://community.chocolatey.org/install.ps1')) & \
-  $msix_url = 'https://www.python.org/ftp/python/installer/python.msix'; \
-  Invoke-WebRequest -Uri $msix_url -OutFile 'python.msix'; \
+  Set-ExecutionPolicy Bypass -Scope Process -Force; `
+  [System.Net.ServicePointManager]::SecurityProtocol = [System.Net.ServicePointManager]::SecurityProtocol -bor 3072; `
+  iex ((New-Object System.Net.WebClient).DownloadString('https://community.chocolatey.org/install.ps1')); `
+  $msix_url = 'https://www.python.org/ftp/python/installer/python.msix'; `
+  Invoke-WebRequest -Uri $msix_url -OutFile 'python.msix'; `
   Add-AppxPackage .\python.msix
 
 SHELL ["cmd", "/S", "/C"]