scripts/format-code: Pass CLANG_FORMAT via environment

Some projects define their own code formatting scripts. Instead of
requiring them to update the code formatting script each time the
version of clang-format changes, pass it via the environment so they
can use our version.

Change-Id: Ia7e8210f28024e75fa63995695bb89c401b349ad
Signed-off-by: William A. Kennington III <wak@google.com>
1 file changed