virsh: don't leak @cpumap in virshVcpuPinQuery
virsh: don't leak @cpumap in virshVcpuPinQuery

==18591== 16 bytes in 1 blocks are definitely lost in loss record 41 of 183
==18591==    at 0x4C2B934: calloc (in /usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so)
==18591==    by 0x54EBB1C: virAllocN (viralloc.c:191)
==18591==    by 0x1628CA: _vshMalloc (vsh.c:136)
==18591==    by 0x1344C4: virshVcpuPinQuery (virsh-domain.c:6603)
==18591==    by 0x1344C4: cmdVcpuPin (virsh-domain.c:6707)
==18591==    by 0x1631BF: vshCommandRun (vsh.c:1312)
==18591==    by 0x12DBB1: main (virsh.c:961)

olafhering/libvirt,andreabolognani/libvirt,datto/libvirt,eskultety/libvirt,nertpinx/libvirt,libvirt/libvirt,jfehlig/libvirt,jfehlig/libvirt,eskultety/libvirt,crobinso/libvirt,crobinso/libvirt,fabianfreyer/libvirt,jardasgit/libvirt,crobinso/libvirt,jardasgit/libvirt,VenkatDatta/libvirt,VenkatDatta/libvirt,zippy2/libvirt,datto/libvirt,nertpinx/libvirt,fabianfreyer/libvirt,olafhering/libvirt,datto/libvirt,eskultety/libvirt,jfehlig/libvirt,andreabolognani/libvirt,jardasgit/libvirt,andreabolognani/libvirt,olafhering/libvirt,libvirt/libvirt,andreabolognani/libvirt,datto/libvirt,fabianfreyer/libvirt,libvirt/libvirt,olafhering/libvirt,VenkatDatta/libvirt,libvirt/libvirt,fabianfreyer/libvirt,zippy2/libvirt,jardasgit/libvirt,datto/libvirt,VenkatDatta/libvirt,jfehlig/libvirt,eskultety/libvirt,zippy2/libvirt,nertpinx/libvirt,nertpinx/libvirt,jardasgit/libvirt,crobinso/libvirt,nertpinx/libvirt,eskultety/libvirt,fabianfreyer/libvirt,VenkatDatta/libvirt,andreabolognani/libvirt,zippy2/libvirt