target: msm8226: Set default panel for MTPs and CDPs
target: msm8226: Set default panel for MTPs and CDPs

Instead of adding hardware subtypes, set the default panel for
MTPs and CDPs to be 720p panel and only selectively change it
for the cases where it is not 720p.

CRs-Fixed: 586011
Change-Id: I799f8b29fc6d7e5ec6e15f9d2e80b9ee2242668d

lg-devs/g2-bootloader,t2m-foxfone/android_kernel_lk,lg-devs/g2-bootloader,t2m-foxfone/android_kernel_lk,idor/dk50-bootable_bootloader_lk,mozilla-b2g/fairphone2_kernel_lk,mozilla-b2g/fairphone2_kernel_lk,mozilla-b2g/fairphone2_kernel_lk,lg-devs/g2-bootloader,mozilla-b2g/fairphone2_kernel_lk,idor/dk50-bootable_bootloader_lk,mozilla-b2g/fairphone2_kernel_lk,t2m-foxfone/android_kernel_lk,lg-devs/g2-bootloader,t2m-foxfone/android_kernel_lk,idor/dk50-bootable_bootloader_lk,idor/dk50-bootable_bootloader_lk,t2m-foxfone/android_kernel_lk,idor/dk50-bootable_bootloader_lk,lg-devs/g2-bootloader