style(clang-format): add `.clang-format` patch

The `tf-a-sync-code-style` OpenCI job applies this patch to the
`.clang-format` file used by the Linux kernel project to generate
TF-A's own code style configuration.

Change-Id: I4df42cfc6ed5ac91221fe141474d130d6b1c7677
Signed-off-by: Chris Kay <chris.kay@arm.com>
2 files changed