Load reservation information based on ptpl configuration file, and restore the information to NS data structure. Change-Id: I5f46d49a6d1e6e49aab93ca7cd654469a3a08659 Signed-off-by: Changpeng Liu <changpeng.liu@intel.com> Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/455912 Tested-by: SPDK CI Jenkins <sys_sgci@intel.com> Reviewed-by: Ben Walker <benjamin.walker@intel.com> Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>