add 2 for zap

Author: commjoen

config/zap/rule-config.tsv

@@ -17,3 +17,4 @@
 90005	IGNORE	Sec-Fetch-Dest Header is Missing
 10003	IGNORE	Vulnerable JS Library
 90004	IGNORE	Insufficient Site Isolation Against Spectre Vulnerability
+2		IGNORE	Private IP Disclosure