Add myself as mpc83xx custodian.
@ -340,8 +340,8 @@ T: git git://git.denx.de/u-boot-mpc82xx.git
F: arch/powerpc/cpu/mpc82*/
POWERPC MPC83XX
#M: Kim Phillips <kim.phillips@freescale.com>
S: Orphaned (Since 2016-02)
M: Mario Six <mario.six@gdsys.cc>
S: Maintained
T: git git://git.denx.de/u-boot-mpc83xx.git
F: arch/powerpc/cpu/mpc83xx/
F: arch/powerpc/include/asm/arch-mpc83xx/