DEVELOPERS: add Giulio Benetti to mmc-utils

Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
(cherry picked from commit 5b6f4728fe1c588200294cd8db411848585e6258)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

DEVELOPERS

@@ -1099,6 +1099,7 @@ F:	package/libnspr/
 F:	package/libnss/
 F:	package/mali-driver/
 F:	package/minicom/
+F:	package/mmc-utils/
 F:	package/nfs-utils/
 F:	package/python-uvloop/
 F:	package/rockchip-mali/