DEVELOPERS: add Gerome Burlats as contact for Qemu defconfigs

Gerome Burlats recently took care of the Qemu defconfigs, so it makes
sense to list him as a contact for the maintenance of these
defconfigs.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
Cc: Gerome Burlats <gerome.burlats@smile.fr>
Cc: Romain Naour <romain.naour@smile.fr>
Acked-by: Gerome Burlats <gerome.burlats@smile.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

DEVELOPERS

@@ -941,6 +941,10 @@ N:	Geoffrey Ragot <geoffreyragot@gmail.com>
 F:	package/python-pycli/
 F:	package/python-pyyaml/
 
+N:	Gerome Burlats <gerome.burlats@smile.fr>
+F:	board/qemu/
+F:	configs/qemu_*
+
 N:	Gilles Talis <gilles.talis@gmail.com>
 F:	board/freescale/imx8mmevk/
 F:	configs/freescale_imx8mmevk_defconfig