There is an updated pull request by reback00 against master on the void-packages repository

https://github.com/reback00/void-packages ekushey-fonts-ttf-branch
https://github.com/void-linux/void-packages/pull/15646

New package: ekushey-fonts-ttf-20191020
This package provides a collection of Bengali or Bangla unicode fonts. Fonts in this package are made available by the [Ekushey project](http://ekushey.org).

Hope this is useful to all Bengali speakers.

A patch file from https://github.com/void-linux/void-packages/pull/15646.patch is attached