Add protobuf lite to androidTestImplementation dependencies for appsearch to prevent regressions with appsearch's bundling of proto-lite.
Add protobuf lite to androidTestImplementation dependencies for appsearch to prevent regressions with appsearch's bundling of proto-lite.

Bug: 163897667
Test: The icing android tests run correctly only with the changes from aosp/1398872
Relnote: adding test for aosp/1398872
Change-Id: Id87d71d8d9742acb0f14a67e5ee31a5f57de9dce

AndroidX/androidx,androidx/androidx,androidx/androidx,AndroidX/androidx,AndroidX/androidx,AndroidX/androidx,androidx/androidx,AndroidX/androidx,androidx/androidx,androidx/androidx,androidx/androidx,AndroidX/androidx,androidx/androidx,androidx/androidx,AndroidX/androidx,androidx/androidx,AndroidX/androidx,androidx/androidx,AndroidX/androidx,AndroidX/androidx