mdadm: update to the latest version
Package name: mdadm
Short description of package: Tool for managing Soft RAID
OpenWRT repository:
https://github.com/openwrt/openwrt/blob/master/package/utils/mdadm/Makefile
Upstream repository:
https://git.kernel.org/pub/scm/utils/mdadm/mdadm.git/
In our repository, there is version 3.2.5.
In OpenWRT repository, there is version 4.0.
Can we update it?