Clean up legacy androidx lib for SettingsLib

Replace deprecated "androidx.legacy_legacy-support-v4" with the
followings,
"androidx.annotation_annotation"
"androidx.coordinatorlayout_coordinatorlayout"
"androidx.core_core"
"androidx.fragment_fragment"
"androidx.loader_loader"
"androidx.localbroadcastmanager_localbroadcastmanager"

Bug: 234570979
Test: make
Change-Id: I076578f5b8915941784367e9202be39664d27db2