Fix behaviour of the close keyboard button am: 1e49685588 am: 2143f0e773 am: 7ac2fa8f2c

Original change: https://android-review.googlesource.com/c/platform/packages/apps/Car/LatinIME/+/1544425

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I495c4b605c74e7e9d86b2a394e0264cef3b32ef9