docs: add damienmontastier to MEMBERS.md

Author: alvarosabu

MEMBERS.md

@@ -1,6 +1,6 @@
 # Current Members
 
-Members are listed in alphabetical order, by first name. Members are free to use the full name, GitHub handle, or any other nickname they wish to be addressed. 
+Members are listed in alphabetical order, by first name. Members can use the full name, GitHub handle, or any other nickname they wish to be addressed. 
 
 ## Steward 
 
@@ -11,6 +11,9 @@ Members are listed in alphabetical order, by first name. Members are free to use
 - Garret Walker [@garrlker](https://github.com/garrlker)
 - Tino Koch [@Tinoooo](https://github.com/Tinoooo)
 
+## Maintainers
+- Damien Moncaster [damienmontastier](https://github.com/damienmontastier)
+
 
 ## Alumni