qemu_capabilities.c: use g_autoptr() in virQEMUCapsInitQMPSingle()
qemu_capabilities.c: use g_autoptr() in virQEMUCapsInitQMPSingle()

Signed-off-by: Daniel Henrique Barboza <627b089ad62deae9aaf06ccfa2c9056df28927e0@gmail.com>
Message-Id: <20200717211556.1024748-6-627b089ad62deae9aaf06ccfa2c9056df28927e0@gmail.com>
Reviewed-by: Jiri Denemark <62bdf77dc47919a4d59a91822129d14633cfca81@redhat.com>

olafhering/libvirt,crobinso/libvirt,crobinso/libvirt,zippy2/libvirt,libvirt/libvirt,nertpinx/libvirt,jardasgit/libvirt,jardasgit/libvirt,jfehlig/libvirt,nertpinx/libvirt,crobinso/libvirt,zippy2/libvirt,zippy2/libvirt,jfehlig/libvirt,nertpinx/libvirt,jfehlig/libvirt,jfehlig/libvirt,olafhering/libvirt,jardasgit/libvirt,libvirt/libvirt,olafhering/libvirt,olafhering/libvirt,zippy2/libvirt,nertpinx/libvirt,libvirt/libvirt,nertpinx/libvirt,jardasgit/libvirt,jardasgit/libvirt,crobinso/libvirt,libvirt/libvirt