powerpc/mpc5121: pdm360ng.dts: use common mpc5121.dtsi
powerpc/mpc5121: pdm360ng.dts: use common mpc5121.dtsi

Change dts file for pdm360ng board to use common mpc5121
SoC dtsi file.

Signed-off-by: Anatolij Gustschin <f79f5d5f0b8928b7f49f0262a90d53ad98a87c22@denx.de>

KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas