Update git submodules

* Update prebuilts/clang/host/linux-x86 from branch 'master'
  to 7f160d2c2642fbc496a1a10c283df9fc79f43bc2
  - Remove clang-r377782
    
    Bug: 149509676
    Test: N/A
    Change-Id: I8057f99e61c3127b94833e12cf776ad9fcd46fbe
    
1 file changed