microbenchmarks: increase test timeout

There are few iterations of job taking more than
2 hrs hence bumping the timeout value.
Example job: https://staging.validation.linaro.org/scheduler/job/173069

Change-Id: I225cd022e62baadd83645d5cc60616f682c9aba4
Signed-off-by: Vishal Bhoj <vishal.bhoj@linaro.org>
4 files changed
tree: 3b15345a1dc3728179cfde4e9e71ce3a0f686887
  1. android/
  2. pm-qa/
  3. ubuntu/
  4. .gitreview
  5. merge-fragments.py
  6. README