Restore vibrator@1.3 example service.

To ensure we still have a HIDL vibrator service around for testing.
This is from running command:
    git checkout 714220ef^ -- \
        vibrator/1.3/example

Bug: 141828236
Test: N/A
Change-Id: Iffd5c8d4b95466f1b7b277c9f69d9a6001f12db8