Memory leak in XrdCl::Utils::GetHostAddresses()

[abh3]

a) Utils::GetHostAddresses.cc:153 calls XrdNetUtils::GetAddrs(0 which returns XrdNetAddr*[] essentially a vector of pointers to XrdNetAddr objects.
b) Utils::GetHostAddresses.cc:194 copies objects of interest to std::vector result
c) In Utils::GetHostAddresses.cc:207 the vector returned by (a) is deleted. Unfortunately, only the pointer collection is deleted but the underlying objects it points to remain.
Hence we have a memory leak here. Utils::GetHostAddresses.cc needs to delete each individual object before deleting the vector which it does not. Fortunately, this memory leak is very slow so I am not tagging it as critical.

[abh3]

Misread the code, sigh. Not really a problem.