Add another Milenage test set that is suitable for EAP-AKA'

The Test Set 19 from TS 35.208 has an AMF with the separation bit set
and as such, it is suitable for EAP-AKA' testing.

src/hlr_auc_gw/hlr_auc_gw.milenage_db

@@ -7,3 +7,7 @@
 
 # IMSI Ki OPc AMF SQN
 232010000000000 90dca4eda45b53cf0f12d7c9c3bc6a89 cb9cccc4b9258e6dca4760379fb82581 61df 000000000000
+
+# These values are from Test Set 19 which has the AMF separation bit set to 1
+# and as such, is suitable for EAP-AKA' test.
+555444333222111 5122250214c33e723a5dd523fc145fc0 981d464c7c52eb6e5036234984ad0bcf c3ab 16f3b3f70fc1