How to adjust Mender disk image artifact

[mirzak]

Similar problem was discussed and resolved here,

How to set new partition size with mender-convert

OK! I completed the “Convert the Raspberry Pi disk image to support Mender” section, flashed the .sdimg file to a SD disk, booted it on the Pi, the Mender daemon is running and I was able to authorize the device in hosted Mender. Next I tried creating my “golden image”. I flashed 2018-11-13-raspbian-stretch-lite.img to a second SD card, booted it on the Pi, and made a change to the filesystem (I created a file “two” in the /home/pi directory as a marker). I then copied the SD card on m…