Add @UnsupportedAppUsage annotations

For packages:
  android.filterfw
  android.filterfw.core
  android.filterfw.format
  android.filterfw.geometry
  android.filterfw.io

This is an automatically generated CL. See go/UnsupportedAppUsage
for more details.

Exempted-From-Owner-Approval: Mechanical changes to the codebase
which have been approved by Android API council and announced on
android-eng@

Bug: 110868826
Test: m
Merged-In: I6110238f11ab2a81cf84d0fbadf924bc25ab9374
Change-Id: I3dc7c93ae9fcfd0e9a1bc3e6ccc678a77e9c4709