Scripts were using a mix of two approaches, lets unify that so
just dollar-parenthesis syntax is used.
Also update two scripts from spdk/test which we previously missed.
Change-Id: I429f9bc158076462b419fae597f716c329f9b7aa
Signed-off-by: Karol Latecki <karol.latecki@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/460344
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
cf090c6cb9