Removes acknowledgements

maintain.md

@@ -147,13 +147,6 @@ official releases of this manual are released. A version history of all changes
 between official releases of this document within the repository on the open 
 source project. 
 
-### Acknowledgements
-
-Thanks go to the Free Software Foundation and the GNU Project for the 
-[**GNU Maintainers Manual**](https://www.gnu.org/prep/maintain/maintain.html); 
-and  to Karl Fogel for (**Producing Open Source Software**, 2nd edition)[https://producingoss.com/]. 
-These works provided useful ideas that we have used in developing this manual. 
-
 ## Getting Help
 {: .gitlab-red}