Update git submodules

* Update prebuilts/clang/host/linux-x86 from branch 'master'
  to 4d03c0b422d4111843bee6b5b65cc5548e7e3cd4
  - Add profiles for clang-r349610
    
    Bug: http://b/122481018
    
    From build 5238498.
    
    Test: N/A
    Change-Id: I8711f6418374735bbb1ce055fee8b05e4a65e611
    
1 file changed