clang-format: Update to match docs repo

Update the .clang-format file and run clang-format-6.0.
This .clang-format matches the example one in
https://github.com/openbmc/docs/blob/master/cpp-style-and-conventions.md#clang-formatting

Change-Id: Ia1edfe21e4b1ff9591b411212c77a310ec4bed68
Signed-off-by: Gunnar Mills <gmills@us.ibm.com>
1 file changed