locales: pap_AN: delete old/deprecated locale [BZ #16003]

From the bug:
Netherlands Antilles was dissolved, and "AN" is not a part of ISO 3166
anymore.  According to setlocale(3), "territory is an ISO 3166 country
code".  We now have pap_AW and pap_CW.

Reported-by: Chris Leonard <cjlhomeaddress@gmail.com>