add void editor to text editors collection

Void is the open-source Cursor alternative.

Author: kutt

collections/text-editors/index.md

@@ -15,6 +15,7 @@ items:
  - atom/atom
  - LightTable/LightTable
  - zedapp/zed
+ - voideditor/void
  - microsoft/vscode
  - zyedidia/micro
  - neoedmund/neoeedit