Merge "Remove Pager from PlatformComposeCore (1/2)" into udc-qpr-dev am: ef900a3efa am: ec606cbaaf

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/24146484

Change-Id: I0f8fd080350df3809c9eea77e7549562166aa354
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>