Merge "Hides the settings entry in Magnification Settings if window magnification feature is not supported" into tm-dev am: 41257fe0 am: d4858cef

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/17286343

Change-Id: I75b4466de2c24d281730fc0a43610d8c0faa9ff3