Correctly initialize copies of stack during updating stack

Pass stack_user_project_id to updated_stack, backup_stack and
oldstack to make sure the success when deleting stack domain user.

Create a common method to get the kwargs to create a stack from
an existing stack.

Co-Authored-By: Angus Salkeld <asalkeld@mirantis.com>

Change-Id: Ieb7726ed738d5ae8046184f312379b9132b6c4a9
Closes-Bug: #1356084
1 file changed
tree: 336b744ed6cf1867c05a39d435bfacc273005bc1
  1. common/
  2. functional/
  3. scenario/