set display_mode to 1 in cts-foldable plan

Bug: 148189589
Bug: 150333561
Test: cts-tradefed run cts-foldable -m CtsGestureTestCases
Change-Id: I76cd3be2ae8760fa24936a6af1c4ee443127147c
1 file changed
tree: 34db115d7755a7683a6ddc7ee39f3a6702f425df
  1. build/
  2. common/
  3. tools/
  4. OWNERS
  5. PREUPLOAD.cfg
  6. test_defs.sh