Update Non-Resizable Snap Resize toast string

Changing the toast message for when attempting to snap resize/tile a non resizable app in desktop windowing from "This app can't be resized" to "App can't be moved here" due to the introduction of scaled resizing which allows non-resizable apps to be resized.

Bug: 354658237
Test: manually built
Flag: EXEMPT refactor only
Change-Id: I6292e00ea6540a6579664b0c597527f95a950b48