Bump libphonenumber from 8.12.19 to 8.12.20 (#655)
Bump libphonenumber from 8.12.19 to 8.12.20 (#655)

Bumps [libphonenumber](https://github.com/google/libphonenumber) from 8.12.19 to 8.12.20.
- [Release notes](https://github.com/google/libphonenumber/releases)
- [Changelog](https://github.com/google/libphonenumber/blob/master/making-metadata-changes.md)
- [Commits](https://github.com/google/libphonenumber/compare/v8.12.19...v8.12.20)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>

Co-authored-by: dependabot[bot] <1c358da00a777d4e9898c1280ab801e2df165188@users.noreply.github.com>
yonadev/yona-server,yonadev/yona-server,yonadev/yona-server,yonadev/yona-server