stop framework during wifi NAN HAL tests

Test: make vts -j30 BUILD_GOOGLE_VTS=true TARGET_PRODUCT=aosp_arm64 &&
vts-tradefed run commandAndExit vts --skip-all-system-status-check
--primary-abi-only --skip-preconditions --module VtsHalWifiNanV1_0Target
-l INFO
Bug: 64042413

Change-Id: Ib97cea4f44d5304f5c7f0cd90ae0f7b6655fbdc4
1 file changed