Add [Features] section to ngircd-test{1|2}.conf

Fix commit 5a34bb203a:
It is not enough to strip the "No" prefix from "Ident" and "PAM",
but we have to introduce the new [Features] section to fix all
warning messages of ngIRCd.

Variables "Ident" and "PAM" in [Global] are completely wrong :-(

src/testsuite/ngircd-test1.conf

@@ -10,6 +10,8 @@
 	MaxConnectionsIP = 0
 	OperCanUseMode = yes
 	MaxJoins = 4
+
+[Features]
 	Ident = no
 	PAM = no
 

src/testsuite/ngircd-test2.conf

@@ -10,6 +10,8 @@
 	MaxConnectionsIP = 0
 	OperCanUseMode = yes
 	MaxJoins = 4
+
+[Features]
 	Ident = yes
 	PAM = yes