Update git submodules

* Update trusty/prebuilts/aosp from branch 'master'
  to 77a44f615ba0ab08cfe82ef27e550a198ee298d9
  - Prebuilt 7071031
    
    Bug: 176508712
    Change-Id: I30e1c126c7abd53b09ec666a24ebf833b905d4b8
    
  - setting python2.7 version interpreter
    
    Bug: 175337930
    Change-Id: I62458aa1d695a461f433841e3316eef0b09a5e99
    
1 file changed