[RttDisableTest] Add openwrt support am: 9271176d9f am: 293322f352

Original change: https://googleplex-android-review.googlesource.com/c/platform/tools/test/connectivity/+/12383466

Change-Id: I6b4f8dc2065fcf73a5881fe2d27577e09f8a87b3
tree: 9dfbd6d5457676075745588c9b116f12d57bdce8
  1. acts/
  2. tools/
  3. wts-acts/
  4. Android.mk
  5. OWNERS
  6. PREUPLOAD.cfg