Check pip availability before running ensurepip (actions#392)

* Check pip availability before running ensurepip

* check ensurepip exit code in Windows installer

Add error handling for ensurepip execution and pip installation.

* Suppress stderr on Windows pip check

Update versions-manifest (actions#391)

Co-authored-by: Service account <no-reply@microsoft.com>

Update versions-manifest (actions#390)

Co-authored-by: Service account <no-reply@microsoft.com>

Update versions-manifest (actions#389)

Co-authored-by: Service account <no-reply@microsoft.com>

Update architecture filter for Python installer (actions#387)

Update versions-manifest (actions#388)

Co-authored-by: Service account <no-reply@microsoft.com>

Update versions-manifest (actions#388)

Co-authored-by: Service account <no-reply@microsoft.com>

Replace deprecated create-release action with GitHub CLI (actions#383)

Replace deprecated create-release action with GitHub CLI (actions#383)

Replace deprecated create-release action with GitHub CLI (actions#383)