Outdated links in README

https://s3-eu-west-1.amazonaws.com/osor62gd45llv5fcg47yijafsz6dcrjn/Infini_RS232_Protocol.pdf

and

https://s3-eu-west-1.amazonaws.com/osor62gd45llv5fcg47yijafsz6dcrjn/HS_MS_MSX_RS232_Protocol_20140822_after_current_upgrade.pdf

do not seem to exist anymore.

[anaslaham]

Here's another link

https://github.com/ned-kelly/docker-voltronic-homeassistant/blob/master/manual/HS_MS_MSX_RS232_Protocol_20140822_after_current_upgrade.pdf