Update libcups to v2.2.1

Test: Compared to manually checked out version
Change-Id: I93747a53f1035958bdd73b524795d13b8d72f8ae
4 files changed
tree: d1f6810ea9709047bfff1db1a371855bec4179e2
  1. cups/
  2. filter/
  3. LICENSE.txt
  4. update_libcups.sh