History of emptyOrCreateDirectory 1 change

In build/package-windows/packagewindows.py, lines 11–15 on main. Every change that wrote or deleted one of these lines, or deleted a line from between them. Exact, because each line keeps its identity across edits; edits elsewhere in the file are not here. Also: oxy log -L 11,15:build/package-windows/packagewindows.py.