Update uiautomator references in frameworks/base/tests/Input

* Remove unused dependencies.
* Replace "ub-uiautomator" (v2.2.0) with
  "androidx.test.uiautomator_uiautomator" (v2.3.0).

Bug: 235842600
Test: presubmit
Change-Id: I3b7c6aed1d9cd0deee9deb7b8f284bd03508b66a