Raspbian kernel (GNU/Linux 10 (buster)) Pi does not support the ebpf.plugin and is not needed to read the onboard sensors of the Raspberry pi
The command to run the NetData editor is:
sudo bash ./edit-config charts.d.conf
or just copy the .conf file you need to the /etc/netdata directory and edit with your favorite editor.
To reboot the NetData service use one of the following commands.
sudo service netdata restart
sudo systemctl restart netdata
If all else fails reboot.
And now the temp sensors are working