Update git submodules

* Update trusty/user/app/sample from branch 'master'
  to 2ca69777575fc333fc8e7b8c5570079c05b8ed8d
  - [libcxx-test] Smoke test iostream
    
    Bug: 110161494
    Change-Id: I245670f467244be1ba7544beff826bc28628ce6b
    

* Update trusty/user/base from branch 'master'
  to cf03e39330531f1ff6d6bd034c0da674c3785db8
  - [libstdc++-trusty] Add iostream support
    
    Also remove chrono support until we implement a standard clock_gettime.
    
    Bug: 110158907
    Change-Id: I43653beba391b4f411535f63351debdec891b306
    
2 files changed