Update external/libphonenumber to v5.2.

Change-Id: I59b8bb26f106ecbdbaf4efd0d33f1142736aa031
271 files changed
tree: 33e525a35b9ae8b49c12b2da70bd9c543de605d4
  1. java/
  2. MODULE_LICENSE_APACHE2
  3. NOTICE
  4. README.android