Revert "Display: Disable CLANG in display modules."

This reverts commit b92db1f74af806eab3672ea0ce90f3fc2b8d19bd.

Change-Id: Id84fd4f2821f4e852c32f55bcb8c7ad178896bab
Signed-off-by: raghavendra ambadas <rambad@codeaurora.org>
8 files changed