Update clang-tools to ab/5784477

This commit includes
* aosp/1079556 - Build cxx_extractor

Bug: 121267023
Test: treehugger
Change-Id: I71664b08500be69e5b7143c386932604b7c98955
18 files changed
tree: 5bead554b988f76020863fe727915d7261320281
  1. darwin-x86/
  2. linux-x86/
  3. build-prebuilts.sh
  4. manifest.xml