docs: update homepage for 4.0.3 announcment
docs: update homepage for 4.0.3 announcment

Change-Id: I54d1d447ac224982f4483afede2087ce18937ed0

xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base