Fix Mako bootanimation.zip screen resolution

Mako = (H)1280 x (W)768. http://en.wikipedia.org/wiki/List_of_displays_by_pixel_density#LG

The 720 x 405 width makes the animation graphic too small

Update of http://gerrit.aokp.co/#/c/17322/

Change-Id: I14a1833af725a67da4f8371c392c075b41a71aba