Backport of "cerbero: Speed up downloads on Windows drastically" into 1.20
Backport of !1005 (merged) "cerbero: Speed up downloads on Windows drastically".
Commits:
- 7efcbe2a cerbero: Speed up downloads on Windows drastically
- 64cd4c51 cerbero: Return an error when download fails on powershell (from !1021 (merged))
- 735bcb4f utils: Add retry logic in shell.download (from !972 (merged))
Edited by Tim-Philipp Müller