sysutils/istatserver: Mark BROKEN on FreeBSD 14

Fails to compile with undefined symbol: RSA_generate_key

RSA_generate_key is a deprecated OpenSLL routine from 1.0.0.

Mark DEPRECATED as there is no upstream activity since 2018.

Set EXPIRATION_DATE to 2023-09-30

Approved by:	portmgr (blanket)
Sponsored by:	The FreeBSD Foundation