Re-indent clatd code with clang-format

clang-format --style file -i *.{c,h,cpp}

Bug: 118848635
Test: 1. browse over ipv6-only network
      2. atest clatd_test
      3. clang-format --style file -i *.{c,h,cpp}

Change-Id: I7389426101df7745370d0ac5c55176cd8fe2b08b
25 files changed