Add license_note am: ecf968d060 am: 01218489cf am: 525fa7d036 am: 08c4c2c6e9

Original change: https://android-review.googlesource.com/c/platform/external/google-fonts/karla/+/2012162

Change-Id: I30d7c8386d2905c7559bbb2dd6ae87f6aad19c0b