Merge "Update size limits to match spec." into sc-dev am: adeb26b0dc am: d050a354a8 am: 466e336f73

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15338351

Change-Id: I7e0fcd4f3f4831671b7a932c2bf4b373fa99f61b