Merge "Magnification: Replace hard-coded constant with SCALE_MAX_VALUE" into main am: 47475b41dd am: 1b1a8e6d9c

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/3166078

Change-Id: I581cfbbd0dc755bcb0696a8de5c1df5cc69ac60b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>