test/intel: Timestamp intervals

Make sure timestamp intervals are not too short by introducing another
test which compares them one after another.

Signed-off-by: Antonio Caggiano <antonio.caggiano@collabora.com>
Reviewed-by: Corentin Noël <corentin.noel@collabora.com>
3 jobs for wip/tintou/skip-intermediary-records in 2 minutes and 46 seconds
Status Job ID Name Coverage
  Check
passed #8202466
clang-format

00:00:45

 
  Build
passed #8202468
aarch64
aarch64

00:01:58

passed #8202467
kvm
x86_64

00:01:59