Bug#1144333: multimon-ng: please update to upstream version 1.6.0

[Vasyl Samoilov]

tags 1144333 + patch
thanks

A packaging update for 1.6.0+dfsg-1 is ready for review:

  Salsa MR: 
https://salsa.debian.org/shadowcaster3/multimon-ng/-/merge_requests/1
  CI: passing (sid/amd64)

All changes mentioned in the original report are included.