MT#3997 Remove unique part of lcr_gw key.

This allows for duplicate IPs in lcr gws.

db_scripts/diff/15024.down

@@ -0,0 +1,5 @@
+USE provisioning;
+
+-- add the unique part of the key
+ALTER TABLE kamailio.lcr_gw DROP KEY lcr_id_ip_addr_idx;
+ALTER TABLE kamailio.lcr_gw ADD UNIQUE KEY lcr_id_ip_addr_idx(lcr_id, ip_addr);

db_scripts/diff/15024.up

@@ -0,0 +1,5 @@
+USE provisioning;
+
+-- remove the unique part of the key
+ALTER TABLE kamailio.lcr_gw DROP KEY lcr_id_ip_addr_idx;
+ALTER TABLE kamailio.lcr_gw ADD KEY lcr_id_ip_addr_idx(lcr_id, ip_addr);