testing: Use installed SQL schema instead of local copy

testing/tests/ikev2/ip-two-pools-v4v6-db/pretest.dat

@@ -1,6 +1,6 @@
-moon::cat /etc/ipsec.d/tables.sql > /etc/ipsec.d/ipsec.sql
+moon::cat /usr/local/share/strongswan/templates/database/sql/sqlite.sql > /etc/ipsec.d/ipsec.sql
 moon::cat /etc/ipsec.d/ipsec.sql | sqlite3 /etc/ipsec.d/ipsec.db
-moon::ipsec pool --add v4_pool --start 10.3.0.1 --end 10.3.1.244 --timeout 48 2> /dev/null 
+moon::ipsec pool --add v4_pool --start 10.3.0.1 --end 10.3.1.244 --timeout 48 2> /dev/null
 moon::ipsec pool --add v6_pool --start fec3:\:1 --end fec3:\:fe --timeout  48 2> /dev/null
 alice::ip -6 route add default via fec1:\:1
 moon::ipsec start