Update NAN MAJOR and MINOR version to 4.0.0 am: 787b2cd73a am: 299868492d

Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/libhardware_legacy/+/23039200

Change-Id: Iff1b9510a6577d4b8d7dd89626b92cdeebc028e9
Signed-off-by: Automerger Merge Worker <[email protected]>