wip/netdata 2.8.3 NetBSD

TODO: Adjust the following lines from README.md

<p align="center"> <a href="https://www.netdata.cloud#gh-light-mode-only"> <img src="https://www.netdata.cloud/img/readme-images/netdata_readme_logo_light.png" alt="Netdata" width="300"/> </a> <a href="https://www.netdata.cloud#gh-dark-mode-only"> <img src="https://www.netdata.cloud/img/readme-images/netdata_readme_logo_dark.png" alt="Netdata" width="300"/> </a> </p> <h3 align="center">X-Ray Vision for your infrastructure!</h3> <h4 align="center">Every Metric, Every Second. No BS.</h4>

<br /> <p align="center"> <a href="https://github.com/netdata/netdata/"><img src="https://img.shields.io/github/stars/netdata/netdata?style=social" alt="GitHub Stars"></a> <br /> <a href="https://app.netdata.cloud/spaces/netdata-demo?utm_campaign=github_readme_demo_badge"><img src="https://img.shields.io/badge/Live%20Demo-green" alt="Live Demo"></a> <a href="https://github.com/netdata/netdata/releases/latest"><img src="https://img.shields.io/github/release/netdata/netdata.svg" alt="Latest release"></a> <a href="https://github.com/netdata/netdata-nightlies/releases/latest"><img src="https://img.shields.io/github/release/netdata/netdata-nightlies.svg" alt="Latest nightly build"></a> <br/> <a href="https://community.netdata.cloud"><img alt="Discourse topics" src="https://img.shields.io/discourse/topics?server=https%3A%2F%2Fcommunity.netdata.cloud%2F&logo=discourse&label=discourse%20forum"></a> ...