Enable clang-format for input-related code

Enable clang format for:
- include/input
- libs/input
- services/inputflinger

Bug: none
Test: repo upload a CL
Change-Id: I1466c211493738767210f9a5b189caf72df7dd21
Merged-In: I1466c211493738767210f9a5b189caf72df7dd21
diff --git a/PREUPLOAD.cfg b/PREUPLOAD.cfg
index 1a932c3..4f7cdf3 100644
--- a/PREUPLOAD.cfg
+++ b/PREUPLOAD.cfg
@@ -4,13 +4,16 @@
 [Builtin Hooks Options]
 # Only turn on clang-format check for the following subfolders.
 clang_format = --commit ${PREUPLOAD_COMMIT} --style file --extensions c,h,cc,cpp
+               include/input/
                libs/binder/ndk/
                libs/graphicsenv/
                libs/gui/
+               libs/input/
                libs/renderengine/
                libs/ui/
                libs/vr/
                services/bufferhub/
+               services/inputflinger/
                services/surfaceflinger/
                services/vr/