TT#42869 Revert "MT#21671 add get_ndb_ips"

NGCP doesn't use NDB anymore and also it looks like non-safe commit
as the commit has been done by user 'ngcp-config <root@4bd5de92c84d>' :-D

Removing it.

This reverts commit 9f4d913f6b.

Change-Id: Ie91442a1f33e9ddcae5589c095d19c9e46cd68cb

lib/get_ndb_ips

@@ -1,31 +0,0 @@
-[%
-# vi: ft=tt2
-
-# Return a hash of IPs from the interface of a given type for all nodes
-# which act as a given role dbnode value of that host.
-#
-# @param argv.role      The role of the node to process, one of:
-#                         proxy, lb, mgmt
-# @param argv.type      The interface type of a node to extract the IP
-#                       from, one of:
-#                         web_int, web_ext, sip_int, sip_ext, ...
-# @return out           The hash of ips and dbnode values.
-
-out = {};
-FOREACH host IN hosts.keys;
-  NEXT UNLESS ngcp.has_role(host, argv.role);
-
-  FOREACH iface IN hosts.$host.interfaces;
-    FOREACH realiface IN hosts.$host.keys;
-      NEXT IF realiface != iface;
-      NEXT UNLESS hosts.$host.$realiface.type.grep('^' _ argv.type _ '$').size();
-
-      ip = hosts.$host.$realiface.ip;
-      NEXT IF out.exists($ip);
-
-      out.$ip = hosts.$host.dbnode;
-    END;
-  END;
-END;
-
--%]