Merge "Add .clang-format" into main am: 637e68284d

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/3556287

Change-Id: Id6daffc796856b8f135e21610634e2a3f32ae2e0
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>