[Feat] Update confd version

[vitabaks]

Problem

The confd has not received new releases for a long time, the latest version is v0.16.0 from May 5, 2018

Issue: kelseyhightower/confd#896

Description

Consider using a fork that has more recent versions: https://github.com/abtreece/confd/releases

Note: This is a divergent fork of kelseyhightower/confd. Backward compatibility is not guaranteed. Test it thoroughly.

Importance

must have

Proposed implementation

No response