Reclassify OFL as notice per cl/537072410 am: 5c3438571b am: ddd0249405 am: c8f9caca0a am: f06b344e6c

Original change: https://android-review.googlesource.com/c/platform/external/google-fonts/barlow/+/2612136

Change-Id: I8f006dd7e4acf72ca329a89302628dd5e3b47153
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>