Fix Major Sonar Issues: LBaaSPoolHandler.java.

Fixes the following issues:
- 13 Avoid using If/If else/For statements without curly braces

https://sonar.opendaylight.org/component#component=org.opendaylight.ovsdb:openstack.net-virt:master:src/main/java/org/opendaylight/ovsdb/openstack/netvirt/LBaaSPoolHandler.java

Change-Id: I7655947f05731f213a54fee2c39b00a0ae8c945a
Signed-off-by: Marcus Koontz <marcus.g.koontz@intel.com>