QA: use modern hash syntax

Change-Id: I69e8c555a6b5f3aba4a6d6ee2e7a5162edbd7825
QA: fix unneeded empty line

Change-Id: I398939436f075ec73d5bb1b54c1b7ce013d9a431
QA: fix unnecessary braces for hash

Change-Id: I39ab4fff26e4657b37dfc52b7fd2fd644bc960cc