qt-in-industrial-embedded-smarthome: correct smarthome binary path

Tested on imx6qsabresd machine. Solves bug:
https://bugzilla.yoctoproject.org/show_bug.cgi?id=3571

[YOCTO #3571]

Signed-off-by: Leonardo Sandoval <leonardo.sandoval@freescale.com>
README: include info to send patches

Signed-off-by: Leonardo Sandoval <leonardo.sandoval@freescale.com>