[project][mt6735] add common project mt6735
[project][mt6735] add common project mt6735

This common project was based on another project mt6797.
The target platform is mt6735.

Signed-off-by: Macpaul Lin <36727fb51abe17ad607f8f6bb2e8c1f935e6588e@gmail.com>

hollanderic/lkstuff,travisg/lk,littlekernel/lk,littlekernel/lk,hollanderic/lkstuff,travisg/lk,hollanderic/lkstuff,littlekernel/lk,hollanderic/lkstuff,littlekernel/lk,travisg/lk,travisg/lk