Update Documenters

Update "Documented by" in About MATE Terminal dialog

Author: rbuj

src/terminal.about

@@ -2,4 +2,4 @@
 Authors=Behdad Esfahbod <behdad%gnome.org>;Guilherme de S. Pastore <gpastore%gnome.org>;Havoc Pennington <hp%redhat.com>;Christian Persch <chpe%gnome.org>;Mariano Suárez-Alvarez <mariano%gnome.org>;Perberos <perberos%gmail.com>;Steve Zesch <stevezesch2%gmail.com>;Stefano Karapetsas <stefano%karapetsas.com>;
 Contributors=
 ;Artists=
-Documenters=GNOME Documentation Team <gnome-doc-list%gnome.org>;
+Documenters=MATE Documentation Team;GNOME Documentation Team;