Fixes failure to retry script download.
The curl --retry-connrefused
option is used with not instead of the --retry <num>
option to add an extra type of failure to retry on, without --retry <num>
it does not retry at all even on a connection refused.
https://man.archlinux.org/man/curl.1.en
Tested and verified the issue is resolved by this change.
Edited by Howard Hicks