FrameworksWifiApiTests runtest.sh: do not run with root

`adb root` is unnecessary, remove.

Bug: 146163587
Test: frameworks/opt/net/wifi/tests/wifitests/runtests.sh
Change-Id: If2744766a0109655ce56f4b80a8c1bd8dd03da47
1 file changed
tree: 1e4af0be564dcd91d147737660cafeb27659022a
  1. apex/
  2. service/
  3. PREUPLOAD.cfg