maint: correct docstring parameter description

Change-Id: I15ad8f17d05c1af3fc2e3b90ed4e71451fdd328d
Fix live_migration method's docstring

Update with actual code path.

Change-Id: I5a306773d93affc30fa756a51a34924f60aafa69
Merge "Fix live_migration method's docstring"
Merge "maint: correct docstring parameter description"