4.13.0-21.24~16.04.1) is not available, but a newer one is (4.13.0-45.50~16.04.1). We redirected you there.
/usr/share/zoneinfo/America/St_Vincent is in tzdata 2018d-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/zoneinfo/America/Anguilla