Convert legacy Packer json template to hcl2 template#247

Merged

lonegunmanb merged 10 commits intoAzure:masterfrom lonegunmanb:new-packer-template

Sep 19, 2023

+324-105

Commits on Sep 19, 2023

rename test_harness sub-folder to packer_image_resource_group so the readers could know what's it for
lonegunmanb
committed
fix packer credential setting
lonegunmanb
committed
add back ubuntu.json so we won't break CI pipeline
lonegunmanb
committed