Fixing prevent defects in security-server

Fixing prevent defects in security-server
* 63411; Critical; Resource leak; In function
  SecurityServer::BinaryQueue::AppendUnmanaged(
      void const*,
      unsigned int,
      void (*)(void const*, unsigned int, void *),
      void *)
  in src/server2/dpl/core/src/binary_queue.cpp
* 63374; Critical; Explicit null dereferenced; In function
  SecurityServer::SharedMemoryService::readOne(SecurityServer::ConnectionID const&,
                                               SecurityServer::SocketBuffer &)
  in src/server2/service/data-share.cpp

[Issue#]        SSDWSSP-356
[Bug/Feature]   Prevent bugs need to be fixed.
[Cause]         N/A
[Solution]      N/A
[Verification]  Running security-server tests.

Change-Id: I816e8b50ff94470256604d37a88a400dbeac59b5