contrib/gitdm: add Emanuele as an individual

Again this is guess work based on public websites. Please confirm.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Acked-by: Emanuele Giuseppe Esposito <e.emanuelegiuseppe@gmail.com>

contrib/gitdm/group-map-individuals

@@ -14,3 +14,4 @@ noring@nocrew.org
 samuel.thibault@ens-lyon.org
 aurelien@aurel32.net
 balaton@eik.bme.hu
+e.emanuelegiuseppe@gmail.com