fix broken UI test on S sargo

gentle swipe when element is hidden by nav bar. UI test is broken on pixel 3 due to scrollIntoView can not find element hidden by navigation bar. see b/286255312 for more details. perform a gentle swipe so scroll won't miss the text close to the bottom of the current screen.

Bug: 284250293
Test: S abtd http://shortn/_BEcAYTDTly, T abtd http://shortn/_tluZLA4JIw
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:28afe208a58f0150672f03f0fbf81b93629684ae)
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:3cf9c22ccc3c6c1e4033df4771c1cb8a19a7580c)
Merged-In: I27159ec6011b7210d77db5ecc67be7e86052be36
Change-Id: I27159ec6011b7210d77db5ecc67be7e86052be36
cp mts fixes into udc-dev. the fix ag/23617046 is submitted to udc-mainline-prod on 6/12
2 files changed